Home / 1,257,992.28-1,735,758.54-748,595.16

Finding the Fourth Proportional to 1,257,992.28, 1,735,758.54 and 748,595.16

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Solution

The fourth proportional to 1,257,992.28, 1,735,758.54 and 748,595.16 is: 1,032,900.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,992.28 : 1,735,758.54 = 748,595.16 : x
  2. Step 2: Convert to fraction form
    1,257,992.28/1,735,758.54 = 748,595.16/x
  3. Step 3: Cross multiply
    1,257,992.28x = 1,735,758.54 × 748,595.16
  4. Step 4: Simplify right side
    1,257,992.28x = 1,299,380,441,972.67
  5. Step 5: Solve for x
    x = 1,299,380,441,972.67/1,257,992.28
  6. Step 6: Final answer
    x = 1,032,900.17

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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.