Home / 748,826.80-1,123,240.20-740,953.60

Finding the Fourth Proportional to 748,826.80, 1,123,240.20 and 740,953.60

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Solution

The fourth proportional to 748,826.80, 1,123,240.20 and 740,953.60 is: 1,111,430.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,826.80 : 1,123,240.20 = 740,953.60 : x
  2. Step 2: Convert to fraction form
    748,826.80/1,123,240.20 = 740,953.60/x
  3. Step 3: Cross multiply
    748,826.80x = 1,123,240.20 × 740,953.60
  4. Step 4: Simplify right side
    748,826.80x = 832,268,869,854.72
  5. Step 5: Solve for x
    x = 832,268,869,854.72/748,826.80
  6. Step 6: Final answer
    x = 1,111,430.40

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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.