Home / 1,237,929.49-1,708,257.16-686,593.17

Finding the Fourth Proportional to 1,237,929.49, 1,708,257.16 and 686,593.17

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Solution

The fourth proportional to 1,237,929.49, 1,708,257.16 and 686,593.17 is: 947,451.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,929.49 : 1,708,257.16 = 686,593.17 : x
  2. Step 2: Convert to fraction form
    1,237,929.49/1,708,257.16 = 686,593.17/x
  3. Step 3: Cross multiply
    1,237,929.49x = 1,708,257.16 × 686,593.17
  4. Step 4: Simplify right side
    1,237,929.49x = 1,172,877,686,685.35
  5. Step 5: Solve for x
    x = 1,172,877,686,685.35/1,237,929.49
  6. Step 6: Final answer
    x = 947,451.13

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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.