Home / 4,138,000.80-6,207,001.20-1,146,184.80

Finding the Fourth Proportional to 4,138,000.80, 6,207,001.20 and 1,146,184.80

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Solution

The fourth proportional to 4,138,000.80, 6,207,001.20 and 1,146,184.80 is: 1,719,277.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138,000.80 : 6,207,001.20 = 1,146,184.80 : x
  2. Step 2: Convert to fraction form
    4,138,000.80/6,207,001.20 = 1,146,184.80/x
  3. Step 3: Cross multiply
    4,138,000.80x = 6,207,001.20 × 1,146,184.80
  4. Step 4: Simplify right side
    4,138,000.80x = 7,114,370,429,021.76
  5. Step 5: Solve for x
    x = 7,114,370,429,021.76/4,138,000.80
  6. Step 6: Final answer
    x = 1,719,277.20

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Similar ratio
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1.5x scale

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.