Home / 1,023,989.31-1,413,636.48-748,037.31

Finding the Fourth Proportional to 1,023,989.31, 1,413,636.48 and 748,037.31

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Solution

The fourth proportional to 1,023,989.31, 1,413,636.48 and 748,037.31 is: 1,032,679.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,989.31 : 1,413,636.48 = 748,037.31 : x
  2. Step 2: Convert to fraction form
    1,023,989.31/1,413,636.48 = 748,037.31/x
  3. Step 3: Cross multiply
    1,023,989.31x = 1,413,636.48 × 748,037.31
  4. Step 4: Simplify right side
    1,023,989.31x = 1,057,452,829,817.07
  5. Step 5: Solve for x
    x = 1,057,452,829,817.07/1,023,989.31
  6. Step 6: Final answer
    x = 1,032,679.56

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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.