Home / 4,119,049.40-6,178,574.10-3,419,209.40

Finding the Fourth Proportional to 4,119,049.40, 6,178,574.10 and 3,419,209.40

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Solution

The fourth proportional to 4,119,049.40, 6,178,574.10 and 3,419,209.40 is: 5,128,814.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119,049.40 : 6,178,574.10 = 3,419,209.40 : x
  2. Step 2: Convert to fraction form
    4,119,049.40/6,178,574.10 = 3,419,209.40/x
  3. Step 3: Cross multiply
    4,119,049.40x = 6,178,574.10 × 3,419,209.40
  4. Step 4: Simplify right side
    4,119,049.40x = 21,125,838,641,316.54
  5. Step 5: Solve for x
    x = 21,125,838,641,316.54/4,119,049.40
  6. Step 6: Final answer
    x = 5,128,814.10

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Similar ratio
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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.