Home / 1,623,359.20-2,240,301.72-898,195.12

Finding the Fourth Proportional to 1,623,359.20, 2,240,301.72 and 898,195.12

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Solution

The fourth proportional to 1,623,359.20, 2,240,301.72 and 898,195.12 is: 1,239,545.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,359.20 : 2,240,301.72 = 898,195.12 : x
  2. Step 2: Convert to fraction form
    1,623,359.20/2,240,301.72 = 898,195.12/x
  3. Step 3: Cross multiply
    1,623,359.20x = 2,240,301.72 × 898,195.12
  4. Step 4: Simplify right side
    1,623,359.20x = 2,012,228,072,231.61
  5. Step 5: Solve for x
    x = 2,012,228,072,231.61/1,623,359.20
  6. Step 6: Final answer
    x = 1,239,545.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.