Home / 1,071,365.52-1,478,495.56-587,961.96

Finding the Fourth Proportional to 1,071,365.52, 1,478,495.56 and 587,961.96

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Solution

The fourth proportional to 1,071,365.52, 1,478,495.56 and 587,961.96 is: 811,393.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,365.52 : 1,478,495.56 = 587,961.96 : x
  2. Step 2: Convert to fraction form
    1,071,365.52/1,478,495.56 = 587,961.96/x
  3. Step 3: Cross multiply
    1,071,365.52x = 1,478,495.56 × 587,961.96
  4. Step 4: Simplify right side
    1,071,365.52x = 869,299,147,308.90
  5. Step 5: Solve for x
    x = 869,299,147,308.90/1,071,365.52
  6. Step 6: Final answer
    x = 811,393.62

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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.