Home / 1,453,206.20-2,178,254.10-654,351.80

Finding the Fourth Proportional to 1,453,206.20, 2,178,254.10 and 654,351.80

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Solution

The fourth proportional to 1,453,206.20, 2,178,254.10 and 654,351.80 is: 980,827.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,206.20 : 2,178,254.10 = 654,351.80 : x
  2. Step 2: Convert to fraction form
    1,453,206.20/2,178,254.10 = 654,351.80/x
  3. Step 3: Cross multiply
    1,453,206.20x = 2,178,254.10 × 654,351.80
  4. Step 4: Simplify right side
    1,453,206.20x = 1,425,344,491,192.38
  5. Step 5: Solve for x
    x = 1,425,344,491,192.38/1,453,206.20
  6. Step 6: Final answer
    x = 980,827.42

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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.