Home / 1,154,290.40-1,593,079.07-664,249.84

Finding the Fourth Proportional to 1,154,290.40, 1,593,079.07 and 664,249.84

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Solution

The fourth proportional to 1,154,290.40, 1,593,079.07 and 664,249.84 is: 916,755.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,290.40 : 1,593,079.07 = 664,249.84 : x
  2. Step 2: Convert to fraction form
    1,154,290.40/1,593,079.07 = 664,249.84/x
  3. Step 3: Cross multiply
    1,154,290.40x = 1,593,079.07 × 664,249.84
  4. Step 4: Simplify right side
    1,154,290.40x = 1,058,202,516,399.64
  5. Step 5: Solve for x
    x = 1,058,202,516,399.64/1,154,290.40
  6. Step 6: Final answer
    x = 916,755.89

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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.