Home / 1,329,176.45-1,834,258.78-748,399.52

Finding the Fourth Proportional to 1,329,176.45, 1,834,258.78 and 748,399.52

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Solution

The fourth proportional to 1,329,176.45, 1,834,258.78 and 748,399.52 is: 1,032,788.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,176.45 : 1,834,258.78 = 748,399.52 : x
  2. Step 2: Convert to fraction form
    1,329,176.45/1,834,258.78 = 748,399.52/x
  3. Step 3: Cross multiply
    1,329,176.45x = 1,834,258.78 × 748,399.52
  4. Step 4: Simplify right side
    1,329,176.45x = 1,372,758,390,507.79
  5. Step 5: Solve for x
    x = 1,372,758,390,507.79/1,329,176.45
  6. Step 6: Final answer
    x = 1,032,788.68

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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.