Home / 1,258,341.40-1,736,592.78-748,974.52

Finding the Fourth Proportional to 1,258,341.40, 1,736,592.78 and 748,974.52

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Solution

The fourth proportional to 1,258,341.40, 1,736,592.78 and 748,974.52 is: 1,033,633.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,341.40 : 1,736,592.78 = 748,974.52 : x
  2. Step 2: Convert to fraction form
    1,258,341.40/1,736,592.78 = 748,974.52/x
  3. Step 3: Cross multiply
    1,258,341.40x = 1,736,592.78 × 748,974.52
  4. Step 4: Simplify right side
    1,258,341.40x = 1,300,663,743,835.97
  5. Step 5: Solve for x
    x = 1,300,663,743,835.97/1,258,341.40
  6. Step 6: Final answer
    x = 1,033,633.44

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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.