Home / 1,170,235.40-1,614,915.60-633,691.40

Finding the Fourth Proportional to 1,170,235.40, 1,614,915.60 and 633,691.40

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Solution

The fourth proportional to 1,170,235.40, 1,614,915.60 and 633,691.40 is: 874,489.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,235.40 : 1,614,915.60 = 633,691.40 : x
  2. Step 2: Convert to fraction form
    1,170,235.40/1,614,915.60 = 633,691.40/x
  3. Step 3: Cross multiply
    1,170,235.40x = 1,614,915.60 × 633,691.40
  4. Step 4: Simplify right side
    1,170,235.40x = 1,023,358,127,445.84
  5. Step 5: Solve for x
    x = 1,023,358,127,445.84/1,170,235.40
  6. Step 6: Final answer
    x = 874,489.12

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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.