Home / 2,712,180.53-4,066,646.94-915,024.21

Finding the Fourth Proportional to 2,712,180.53, 4,066,646.94 and 915,024.21

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Solution

The fourth proportional to 2,712,180.53, 4,066,646.94 and 915,024.21 is: 1,371,988.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712,180.53 : 4,066,646.94 = 915,024.21 : x
  2. Step 2: Convert to fraction form
    2,712,180.53/4,066,646.94 = 915,024.21/x
  3. Step 3: Cross multiply
    2,712,180.53x = 4,066,646.94 × 915,024.21
  4. Step 4: Simplify right side
    2,712,180.53x = 3,721,080,403,622.42
  5. Step 5: Solve for x
    x = 3,721,080,403,622.42/2,712,180.53
  6. Step 6: Final answer
    x = 1,371,988.47

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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.