Home / 4,127,797.30-6,192,279.15-1,287,613.30

Finding the Fourth Proportional to 4,127,797.30, 6,192,279.15 and 1,287,613.30

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Solution

The fourth proportional to 4,127,797.30, 6,192,279.15 and 1,287,613.30 is: 1,931,601.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127,797.30 : 6,192,279.15 = 1,287,613.30 : x
  2. Step 2: Convert to fraction form
    4,127,797.30/6,192,279.15 = 1,287,613.30/x
  3. Step 3: Cross multiply
    4,127,797.30x = 6,192,279.15 × 1,287,613.30
  4. Step 4: Simplify right side
    4,127,797.30x = 7,973,260,990,852.70
  5. Step 5: Solve for x
    x = 7,973,260,990,852.70/4,127,797.30
  6. Step 6: Final answer
    x = 1,931,601.87

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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.