Home / 1,258,734.56-1,886,411.64-618,060.20

Finding the Fourth Proportional to 1,258,734.56, 1,886,411.64 and 618,060.20

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Solution

The fourth proportional to 1,258,734.56, 1,886,411.64 and 618,060.20 is: 926,260.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,734.56 : 1,886,411.64 = 618,060.20 : x
  2. Step 2: Convert to fraction form
    1,258,734.56/1,886,411.64 = 618,060.20/x
  3. Step 3: Cross multiply
    1,258,734.56x = 1,886,411.64 × 618,060.20
  4. Step 4: Simplify right side
    1,258,734.56x = 1,165,915,955,500.73
  5. Step 5: Solve for x
    x = 1,165,915,955,500.73/1,258,734.56
  6. Step 6: Final answer
    x = 926,260.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.