Home / 1,456,966.20-2,185,449.30-890,095.80

Finding the Fourth Proportional to 1,456,966.20, 2,185,449.30 and 890,095.80

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Solution

The fourth proportional to 1,456,966.20, 2,185,449.30 and 890,095.80 is: 1,335,143.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,966.20 : 2,185,449.30 = 890,095.80 : x
  2. Step 2: Convert to fraction form
    1,456,966.20/2,185,449.30 = 890,095.80/x
  3. Step 3: Cross multiply
    1,456,966.20x = 2,185,449.30 × 890,095.80
  4. Step 4: Simplify right side
    1,456,966.20x = 1,945,259,243,042.94
  5. Step 5: Solve for x
    x = 1,945,259,243,042.94/1,456,966.20
  6. Step 6: Final answer
    x = 1,335,143.70

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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.