Home / 2,121,719.76-3,182,493.33-524,242.62

Finding the Fourth Proportional to 2,121,719.76, 3,182,493.33 and 524,242.62

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Solution

The fourth proportional to 2,121,719.76, 3,182,493.33 and 524,242.62 is: 786,342.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,719.76 : 3,182,493.33 = 524,242.62 : x
  2. Step 2: Convert to fraction form
    2,121,719.76/3,182,493.33 = 524,242.62/x
  3. Step 3: Cross multiply
    2,121,719.76x = 3,182,493.33 × 524,242.62
  4. Step 4: Simplify right side
    2,121,719.76x = 1,668,398,641,451.72
  5. Step 5: Solve for x
    x = 1,668,398,641,451.72/2,121,719.76
  6. Step 6: Final answer
    x = 786,342.60

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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.