Home / 993,725.20-1,490,587.80-966,077.20

Finding the Fourth Proportional to 993,725.20, 1,490,587.80 and 966,077.20

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Solution

The fourth proportional to 993,725.20, 1,490,587.80 and 966,077.20 is: 1,449,115.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,725.20 : 1,490,587.80 = 966,077.20 : x
  2. Step 2: Convert to fraction form
    993,725.20/1,490,587.80 = 966,077.20/x
  3. Step 3: Cross multiply
    993,725.20x = 1,490,587.80 × 966,077.20
  4. Step 4: Simplify right side
    993,725.20x = 1,440,022,888,178.16
  5. Step 5: Solve for x
    x = 1,440,022,888,178.16/993,725.20
  6. Step 6: Final answer
    x = 1,449,115.80

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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.