Home / 1,491,655.80-2,237,807.70-545,025

Finding the Fourth Proportional to 1,491,655.80, 2,237,807.70 and 545,025

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Solution

The fourth proportional to 1,491,655.80, 2,237,807.70 and 545,025 is: 817,655.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,655.80 : 2,237,807.70 = 545,025 : x
  2. Step 2: Convert to fraction form
    1,491,655.80/2,237,807.70 = 545,025/x
  3. Step 3: Cross multiply
    1,491,655.80x = 2,237,807.70 × 545,025
  4. Step 4: Simplify right side
    1,491,655.80x = 1,219,661,141,692.50
  5. Step 5: Solve for x
    x = 1,219,661,141,692.50/1,491,655.80
  6. Step 6: Final answer
    x = 817,655.88

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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.