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Finding the Fourth Proportional to 3,784,700.04, 5,676,996.60 and 1,761,812.52

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Solution

The fourth proportional to 3,784,700.04, 5,676,996.60 and 1,761,812.52 is: 2,642,693.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784,700.04 : 5,676,996.60 = 1,761,812.52 : x
  2. Step 2: Convert to fraction form
    3,784,700.04/5,676,996.60 = 1,761,812.52/x
  3. Step 3: Cross multiply
    3,784,700.04x = 5,676,996.60 × 1,761,812.52
  4. Step 4: Simplify right side
    3,784,700.04x = 10,001,803,648,683.38
  5. Step 5: Solve for x
    x = 10,001,803,648,683.38/3,784,700.04
  6. Step 6: Final answer
    x = 2,642,693.89

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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.