Home / 3,114,123.60-4,671,185.40-1,679,232.90

Finding the Fourth Proportional to 3,114,123.60, 4,671,185.40 and 1,679,232.90

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Solution

The fourth proportional to 3,114,123.60, 4,671,185.40 and 1,679,232.90 is: 2,518,849.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,123.60 : 4,671,185.40 = 1,679,232.90 : x
  2. Step 2: Convert to fraction form
    3,114,123.60/4,671,185.40 = 1,679,232.90/x
  3. Step 3: Cross multiply
    3,114,123.60x = 4,671,185.40 × 1,679,232.90
  4. Step 4: Simplify right side
    3,114,123.60x = 7,844,008,205,679.66
  5. Step 5: Solve for x
    x = 7,844,008,205,679.66/3,114,123.60
  6. Step 6: Final answer
    x = 2,518,849.35

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.