Home / 1,071,362.35-1,478,498.19-587,972.47

Finding the Fourth Proportional to 1,071,362.35, 1,478,498.19 and 587,972.47

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Solution

The fourth proportional to 1,071,362.35, 1,478,498.19 and 587,972.47 is: 811,411.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,362.35 : 1,478,498.19 = 587,972.47 : x
  2. Step 2: Convert to fraction form
    1,071,362.35/1,478,498.19 = 587,972.47/x
  3. Step 3: Cross multiply
    1,071,362.35x = 1,478,498.19 × 587,972.47
  4. Step 4: Simplify right side
    1,071,362.35x = 869,316,232,664.83
  5. Step 5: Solve for x
    x = 869,316,232,664.83/1,071,362.35
  6. Step 6: Final answer
    x = 811,411.97

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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.