Home / 1,434,951.20-2,148,279.60-875,079.20

Finding the Fourth Proportional to 1,434,951.20, 2,148,279.60 and 875,079.20

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Solution

The fourth proportional to 1,434,951.20, 2,148,279.60 and 875,079.20 is: 1,310,089.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,951.20 : 2,148,279.60 = 875,079.20 : x
  2. Step 2: Convert to fraction form
    1,434,951.20/2,148,279.60 = 875,079.20/x
  3. Step 3: Cross multiply
    1,434,951.20x = 2,148,279.60 × 875,079.20
  4. Step 4: Simplify right side
    1,434,951.20x = 1,879,914,793,744.32
  5. Step 5: Solve for x
    x = 1,879,914,793,744.32/1,434,951.20
  6. Step 6: Final answer
    x = 1,310,089.70

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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.