Home / 1,545,708.56-2,132,641.72-1,001,867.28

Finding the Fourth Proportional to 1,545,708.56, 2,132,641.72 and 1,001,867.28

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Solution

The fourth proportional to 1,545,708.56, 2,132,641.72 and 1,001,867.28 is: 1,382,294.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,708.56 : 2,132,641.72 = 1,001,867.28 : x
  2. Step 2: Convert to fraction form
    1,545,708.56/2,132,641.72 = 1,001,867.28/x
  3. Step 3: Cross multiply
    1,545,708.56x = 2,132,641.72 × 1,001,867.28
  4. Step 4: Simplify right side
    1,545,708.56x = 2,136,623,959,230.92
  5. Step 5: Solve for x
    x = 2,136,623,959,230.92/1,545,708.56
  6. Step 6: Final answer
    x = 1,382,294.19

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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.