Home / 1,843,320.20-2,765,446.86-513,624.20

Finding the Fourth Proportional to 1,843,320.20, 2,765,446.86 and 513,624.20

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Solution

The fourth proportional to 1,843,320.20, 2,765,446.86 and 513,624.20 is: 770,566.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843,320.20 : 2,765,446.86 = 513,624.20 : x
  2. Step 2: Convert to fraction form
    1,843,320.20/2,765,446.86 = 513,624.20/x
  3. Step 3: Cross multiply
    1,843,320.20x = 2,765,446.86 × 513,624.20
  4. Step 4: Simplify right side
    1,843,320.20x = 1,420,400,417,282.78
  5. Step 5: Solve for x
    x = 1,420,400,417,282.78/1,843,320.20
  6. Step 6: Final answer
    x = 770,566.30

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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.