Home / 1,295,121.12-1,942,532.22-348,417.42

Finding the Fourth Proportional to 1,295,121.12, 1,942,532.22 and 348,417.42

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Solution

The fourth proportional to 1,295,121.12, 1,942,532.22 and 348,417.42 is: 522,585.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,121.12 : 1,942,532.22 = 348,417.42 : x
  2. Step 2: Convert to fraction form
    1,295,121.12/1,942,532.22 = 348,417.42/x
  3. Step 3: Cross multiply
    1,295,121.12x = 1,942,532.22 × 348,417.42
  4. Step 4: Simplify right side
    1,295,121.12x = 676,812,064,359.27
  5. Step 5: Solve for x
    x = 676,812,064,359.27/1,295,121.12
  6. Step 6: Final answer
    x = 522,585.92

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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.