Home / 1,254,810.88-1,731,648.54-681,854.14

Finding the Fourth Proportional to 1,254,810.88, 1,731,648.54 and 681,854.14

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Solution

The fourth proportional to 1,254,810.88, 1,731,648.54 and 681,854.14 is: 940,963.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,810.88 : 1,731,648.54 = 681,854.14 : x
  2. Step 2: Convert to fraction form
    1,254,810.88/1,731,648.54 = 681,854.14/x
  3. Step 3: Cross multiply
    1,254,810.88x = 1,731,648.54 × 681,854.14
  4. Step 4: Simplify right side
    1,254,810.88x = 1,180,731,726,023.96
  5. Step 5: Solve for x
    x = 1,180,731,726,023.96/1,254,810.88
  6. Step 6: Final answer
    x = 940,963.89

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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.