Home / 4,780,868.16-7,172,701.26-1,542,343.59

Finding the Fourth Proportional to 4,780,868.16, 7,172,701.26 and 1,542,343.59

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Solution

The fourth proportional to 4,780,868.16, 7,172,701.26 and 1,542,343.59 is: 2,313,966.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780,868.16 : 7,172,701.26 = 1,542,343.59 : x
  2. Step 2: Convert to fraction form
    4,780,868.16/7,172,701.26 = 1,542,343.59/x
  3. Step 3: Cross multiply
    4,780,868.16x = 7,172,701.26 × 1,542,343.59
  4. Step 4: Simplify right side
    4,780,868.16x = 11,062,769,811,345.92
  5. Step 5: Solve for x
    x = 11,062,769,811,345.92/4,780,868.16
  6. Step 6: Final answer
    x = 2,313,966.72

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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.