Home / 3,114,123.40-4,671,185.10-2,316,961.90

Finding the Fourth Proportional to 3,114,123.40, 4,671,185.10 and 2,316,961.90

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Solution

The fourth proportional to 3,114,123.40, 4,671,185.10 and 2,316,961.90 is: 3,475,442.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,123.40 : 4,671,185.10 = 2,316,961.90 : x
  2. Step 2: Convert to fraction form
    3,114,123.40/4,671,185.10 = 2,316,961.90/x
  3. Step 3: Cross multiply
    3,114,123.40x = 4,671,185.10 × 2,316,961.90
  4. Step 4: Simplify right side
    3,114,123.40x = 10,822,957,904,547.69
  5. Step 5: Solve for x
    x = 10,822,957,904,547.69/3,114,123.40
  6. Step 6: Final answer
    x = 3,475,442.85

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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.