Home / 1,492,227.90-2,239,216.65-545,694.30

Finding the Fourth Proportional to 1,492,227.90, 2,239,216.65 and 545,694.30

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Solution

The fourth proportional to 1,492,227.90, 2,239,216.65 and 545,694.30 is: 818,861.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,227.90 : 2,239,216.65 = 545,694.30 : x
  2. Step 2: Convert to fraction form
    1,492,227.90/2,239,216.65 = 545,694.30/x
  3. Step 3: Cross multiply
    1,492,227.90x = 2,239,216.65 × 545,694.30
  4. Step 4: Simplify right side
    1,492,227.90x = 1,221,927,762,370.10
  5. Step 5: Solve for x
    x = 1,221,927,762,370.10/1,492,227.90
  6. Step 6: Final answer
    x = 818,861.36

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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.