Home / 1,449,304.20-2,169,809.10-889,432.20

Finding the Fourth Proportional to 1,449,304.20, 2,169,809.10 and 889,432.20

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Solution

The fourth proportional to 1,449,304.20, 2,169,809.10 and 889,432.20 is: 1,331,603.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,304.20 : 2,169,809.10 = 889,432.20 : x
  2. Step 2: Convert to fraction form
    1,449,304.20/2,169,809.10 = 889,432.20/x
  3. Step 3: Cross multiply
    1,449,304.20x = 2,169,809.10 × 889,432.20
  4. Step 4: Simplify right side
    1,449,304.20x = 1,929,898,081,393.02
  5. Step 5: Solve for x
    x = 1,929,898,081,393.02/1,449,304.20
  6. Step 6: Final answer
    x = 1,331,603.18

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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.