Home / 1,721,472.52-2,376,271.61-1,478,781.13

Finding the Fourth Proportional to 1,721,472.52, 2,376,271.61 and 1,478,781.13

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Solution

The fourth proportional to 1,721,472.52, 2,376,271.61 and 1,478,781.13 is: 2,041,267.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,472.52 : 2,376,271.61 = 1,478,781.13 : x
  2. Step 2: Convert to fraction form
    1,721,472.52/2,376,271.61 = 1,478,781.13/x
  3. Step 3: Cross multiply
    1,721,472.52x = 2,376,271.61 × 1,478,781.13
  4. Step 4: Simplify right side
    1,721,472.52x = 3,513,985,616,622.72
  5. Step 5: Solve for x
    x = 3,513,985,616,622.72/1,721,472.52
  6. Step 6: Final answer
    x = 2,041,267.33

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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.