Home / 1,296,633.61-1,787,691.05-1,063,200.52

Finding the Fourth Proportional to 1,296,633.61, 1,787,691.05 and 1,063,200.52

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Solution

The fourth proportional to 1,296,633.61, 1,787,691.05 and 1,063,200.52 is: 1,465,852.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,633.61 : 1,787,691.05 = 1,063,200.52 : x
  2. Step 2: Convert to fraction form
    1,296,633.61/1,787,691.05 = 1,063,200.52/x
  3. Step 3: Cross multiply
    1,296,633.61x = 1,787,691.05 × 1,063,200.52
  4. Step 4: Simplify right side
    1,296,633.61x = 1,900,674,053,959.35
  5. Step 5: Solve for x
    x = 1,900,674,053,959.35/1,296,633.61
  6. Step 6: Final answer
    x = 1,465,852.84

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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.