Home / 2,853,691.66-3,937,989.99-1,564,503.78

Finding the Fourth Proportional to 2,853,691.66, 3,937,989.99 and 1,564,503.78

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Solution

The fourth proportional to 2,853,691.66, 3,937,989.99 and 1,564,503.78 is: 2,158,957.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853,691.66 : 3,937,989.99 = 1,564,503.78 : x
  2. Step 2: Convert to fraction form
    2,853,691.66/3,937,989.99 = 1,564,503.78/x
  3. Step 3: Cross multiply
    2,853,691.66x = 3,937,989.99 × 1,564,503.78
  4. Step 4: Simplify right side
    2,853,691.66x = 6,161,000,224,957.16
  5. Step 5: Solve for x
    x = 6,161,000,224,957.16/2,853,691.66
  6. Step 6: Final answer
    x = 2,158,957.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.