Home / 1,002,748-1,383,792.24-550,040.08

Finding the Fourth Proportional to 1,002,748, 1,383,792.24 and 550,040.08

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Solution

The fourth proportional to 1,002,748, 1,383,792.24 and 550,040.08 is: 759,055.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,748 : 1,383,792.24 = 550,040.08 : x
  2. Step 2: Convert to fraction form
    1,002,748/1,383,792.24 = 550,040.08/x
  3. Step 3: Cross multiply
    1,002,748x = 1,383,792.24 × 550,040.08
  4. Step 4: Simplify right side
    1,002,748x = 761,141,194,392.98
  5. Step 5: Solve for x
    x = 761,141,194,392.98/1,002,748
  6. Step 6: Final answer
    x = 759,055.31

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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.