Home / 1,365,983.14-1,883,304.33-1,120,061.86

Finding the Fourth Proportional to 1,365,983.14, 1,883,304.33 and 1,120,061.86

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Solution

The fourth proportional to 1,365,983.14, 1,883,304.33 and 1,120,061.86 is: 1,544,248.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,983.14 : 1,883,304.33 = 1,120,061.86 : x
  2. Step 2: Convert to fraction form
    1,365,983.14/1,883,304.33 = 1,120,061.86/x
  3. Step 3: Cross multiply
    1,365,983.14x = 1,883,304.33 × 1,120,061.86
  4. Step 4: Simplify right side
    1,365,983.14x = 2,109,417,350,805.85
  5. Step 5: Solve for x
    x = 2,109,417,350,805.85/1,365,983.14
  6. Step 6: Final answer
    x = 1,544,248.45

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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.