Home / 3,678,278.28-5,513,839.02-1,758,690.60

Finding the Fourth Proportional to 3,678,278.28, 5,513,839.02 and 1,758,690.60

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Solution

The fourth proportional to 3,678,278.28, 5,513,839.02 and 1,758,690.60 is: 2,636,324.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,278.28 : 5,513,839.02 = 1,758,690.60 : x
  2. Step 2: Convert to fraction form
    3,678,278.28/5,513,839.02 = 1,758,690.60/x
  3. Step 3: Cross multiply
    3,678,278.28x = 5,513,839.02 × 1,758,690.60
  4. Step 4: Simplify right side
    3,678,278.28x = 9,697,136,854,387.21
  5. Step 5: Solve for x
    x = 9,697,136,854,387.21/3,678,278.28
  6. Step 6: Final answer
    x = 2,636,324.96

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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.