Home / 1,489,630.80-2,234,446.20-957,752.40

Finding the Fourth Proportional to 1,489,630.80, 2,234,446.20 and 957,752.40

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Solution

The fourth proportional to 1,489,630.80, 2,234,446.20 and 957,752.40 is: 1,436,628.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,630.80 : 2,234,446.20 = 957,752.40 : x
  2. Step 2: Convert to fraction form
    1,489,630.80/2,234,446.20 = 957,752.40/x
  3. Step 3: Cross multiply
    1,489,630.80x = 2,234,446.20 × 957,752.40
  4. Step 4: Simplify right side
    1,489,630.80x = 2,140,046,210,720.88
  5. Step 5: Solve for x
    x = 2,140,046,210,720.88/1,489,630.80
  6. Step 6: Final answer
    x = 1,436,628.60

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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.