Home / 1,300,877.68-1,952,149.40-702,255.69

Finding the Fourth Proportional to 1,300,877.68, 1,952,149.40 and 702,255.69

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Solution

The fourth proportional to 1,300,877.68, 1,952,149.40 and 702,255.69 is: 1,053,833.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,877.68 : 1,952,149.40 = 702,255.69 : x
  2. Step 2: Convert to fraction form
    1,300,877.68/1,952,149.40 = 702,255.69/x
  3. Step 3: Cross multiply
    1,300,877.68x = 1,952,149.40 × 702,255.69
  4. Step 4: Simplify right side
    1,300,877.68x = 1,370,908,023,880.09
  5. Step 5: Solve for x
    x = 1,370,908,023,880.09/1,300,877.68
  6. Step 6: Final answer
    x = 1,053,833.15

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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.