Home / 1,023,822.38-1,413,386.39-636,762.57

Finding the Fourth Proportional to 1,023,822.38, 1,413,386.39 and 636,762.57

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Solution

The fourth proportional to 1,023,822.38, 1,413,386.39 and 636,762.57 is: 879,050.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,822.38 : 1,413,386.39 = 636,762.57 : x
  2. Step 2: Convert to fraction form
    1,023,822.38/1,413,386.39 = 636,762.57/x
  3. Step 3: Cross multiply
    1,023,822.38x = 1,413,386.39 × 636,762.57
  4. Step 4: Simplify right side
    1,023,822.38x = 899,991,551,691.33
  5. Step 5: Solve for x
    x = 899,991,551,691.33/1,023,822.38
  6. Step 6: Final answer
    x = 879,050.48

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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.