Home / 1,330,478.10-1,995,717.15-532,332.45

Finding the Fourth Proportional to 1,330,478.10, 1,995,717.15 and 532,332.45

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Solution

The fourth proportional to 1,330,478.10, 1,995,717.15 and 532,332.45 is: 798,498.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,478.10 : 1,995,717.15 = 532,332.45 : x
  2. Step 2: Convert to fraction form
    1,330,478.10/1,995,717.15 = 532,332.45/x
  3. Step 3: Cross multiply
    1,330,478.10x = 1,995,717.15 × 532,332.45
  4. Step 4: Simplify right side
    1,330,478.10x = 1,062,384,999,966.52
  5. Step 5: Solve for x
    x = 1,062,384,999,966.52/1,330,478.10
  6. Step 6: Final answer
    x = 798,498.68

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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.