Home / 1,080,710.70-1,621,987.65-482,592.30

Finding the Fourth Proportional to 1,080,710.70, 1,621,987.65 and 482,592.30

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Solution

The fourth proportional to 1,080,710.70, 1,621,987.65 and 482,592.30 is: 724,299.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,710.70 : 1,621,987.65 = 482,592.30 : x
  2. Step 2: Convert to fraction form
    1,080,710.70/1,621,987.65 = 482,592.30/x
  3. Step 3: Cross multiply
    1,080,710.70x = 1,621,987.65 × 482,592.30
  4. Step 4: Simplify right side
    1,080,710.70x = 782,758,750,585.10
  5. Step 5: Solve for x
    x = 782,758,750,585.10/1,080,710.70
  6. Step 6: Final answer
    x = 724,299.99

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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.