Home / 1,523,868.30-2,285,729.55-512,891.10

Finding the Fourth Proportional to 1,523,868.30, 2,285,729.55 and 512,891.10

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Solution

The fourth proportional to 1,523,868.30, 2,285,729.55 and 512,891.10 is: 769,312.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523,868.30 : 2,285,729.55 = 512,891.10 : x
  2. Step 2: Convert to fraction form
    1,523,868.30/2,285,729.55 = 512,891.10/x
  3. Step 3: Cross multiply
    1,523,868.30x = 2,285,729.55 × 512,891.10
  4. Step 4: Simplify right side
    1,523,868.30x = 1,172,330,343,202.00
  5. Step 5: Solve for x
    x = 1,172,330,343,202.00/1,523,868.30
  6. Step 6: Final answer
    x = 769,312.11

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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.