Home / 1,554,920.64-2,332,381.44-1,200,452.16

Finding the Fourth Proportional to 1,554,920.64, 2,332,381.44 and 1,200,452.16

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Solution

The fourth proportional to 1,554,920.64, 2,332,381.44 and 1,200,452.16 is: 1,800,678.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,920.64 : 2,332,381.44 = 1,200,452.16 : x
  2. Step 2: Convert to fraction form
    1,554,920.64/2,332,381.44 = 1,200,452.16/x
  3. Step 3: Cross multiply
    1,554,920.64x = 2,332,381.44 × 1,200,452.16
  4. Step 4: Simplify right side
    1,554,920.64x = 2,799,912,337,591.91
  5. Step 5: Solve for x
    x = 2,799,912,337,591.91/1,554,920.64
  6. Step 6: Final answer
    x = 1,800,678.61

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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.