Home / 1,141,631.73-1,575,395.56-625,387.86

Finding the Fourth Proportional to 1,141,631.73, 1,575,395.56 and 625,387.86

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Solution

The fourth proportional to 1,141,631.73, 1,575,395.56 and 625,387.86 is: 863,004.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,631.73 : 1,575,395.56 = 625,387.86 : x
  2. Step 2: Convert to fraction form
    1,141,631.73/1,575,395.56 = 625,387.86/x
  3. Step 3: Cross multiply
    1,141,631.73x = 1,575,395.56 × 625,387.86
  4. Step 4: Simplify right side
    1,141,631.73x = 985,233,246,917.99
  5. Step 5: Solve for x
    x = 985,233,246,917.99/1,141,631.73
  6. Step 6: Final answer
    x = 863,004.44

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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.