Home / 1,825,281.61-2,518,786.76-998,191.96

Finding the Fourth Proportional to 1,825,281.61, 2,518,786.76 and 998,191.96

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Solution

The fourth proportional to 1,825,281.61, 2,518,786.76 and 998,191.96 is: 1,377,449.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825,281.61 : 2,518,786.76 = 998,191.96 : x
  2. Step 2: Convert to fraction form
    1,825,281.61/2,518,786.76 = 998,191.96/x
  3. Step 3: Cross multiply
    1,825,281.61x = 2,518,786.76 × 998,191.96
  4. Step 4: Simplify right side
    1,825,281.61x = 2,514,232,681,498.52
  5. Step 5: Solve for x
    x = 2,514,232,681,498.52/1,825,281.61
  6. Step 6: Final answer
    x = 1,377,449.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.