Home / 1,449,304.70-2,169,809.85-889,432.70

Finding the Fourth Proportional to 1,449,304.70, 2,169,809.85 and 889,432.70

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Solution

The fourth proportional to 1,449,304.70, 2,169,809.85 and 889,432.70 is: 1,331,603.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,304.70 : 2,169,809.85 = 889,432.70 : x
  2. Step 2: Convert to fraction form
    1,449,304.70/2,169,809.85 = 889,432.70/x
  3. Step 3: Cross multiply
    1,449,304.70x = 2,169,809.85 × 889,432.70
  4. Step 4: Simplify right side
    1,449,304.70x = 1,929,899,833,372.10
  5. Step 5: Solve for x
    x = 1,929,899,833,372.10/1,449,304.70
  6. Step 6: Final answer
    x = 1,331,603.93

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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.