Home / 1,253,877.72-1,730,880.92-846,531.30

Finding the Fourth Proportional to 1,253,877.72, 1,730,880.92 and 846,531.30

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Solution

The fourth proportional to 1,253,877.72, 1,730,880.92 and 846,531.30 is: 1,168,570.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,877.72 : 1,730,880.92 = 846,531.30 : x
  2. Step 2: Convert to fraction form
    1,253,877.72/1,730,880.92 = 846,531.30/x
  3. Step 3: Cross multiply
    1,253,877.72x = 1,730,880.92 × 846,531.30
  4. Step 4: Simplify right side
    1,253,877.72x = 1,465,244,875,352.80
  5. Step 5: Solve for x
    x = 1,465,244,875,352.80/1,253,877.72
  6. Step 6: Final answer
    x = 1,168,570.79

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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.