Home / 3,123,670.60-4,685,505.90-879,808.60

Finding the Fourth Proportional to 3,123,670.60, 4,685,505.90 and 879,808.60

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Solution

The fourth proportional to 3,123,670.60, 4,685,505.90 and 879,808.60 is: 1,319,712.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,123,670.60 : 4,685,505.90 = 879,808.60 : x
  2. Step 2: Convert to fraction form
    3,123,670.60/4,685,505.90 = 879,808.60/x
  3. Step 3: Cross multiply
    3,123,670.60x = 4,685,505.90 × 879,808.60
  4. Step 4: Simplify right side
    3,123,670.60x = 4,122,348,386,170.74
  5. Step 5: Solve for x
    x = 4,122,348,386,170.74/3,123,670.60
  6. Step 6: Final answer
    x = 1,319,712.90

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Similar ratio
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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.