Home / 1,253,625.96-1,730,038.86-680,701.08

Finding the Fourth Proportional to 1,253,625.96, 1,730,038.86 and 680,701.08

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Solution

The fourth proportional to 1,253,625.96, 1,730,038.86 and 680,701.08 is: 939,386.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,625.96 : 1,730,038.86 = 680,701.08 : x
  2. Step 2: Convert to fraction form
    1,253,625.96/1,730,038.86 = 680,701.08/x
  3. Step 3: Cross multiply
    1,253,625.96x = 1,730,038.86 × 680,701.08
  4. Step 4: Simplify right side
    1,253,625.96x = 1,177,639,320,443.97
  5. Step 5: Solve for x
    x = 1,177,639,320,443.97/1,253,625.96
  6. Step 6: Final answer
    x = 939,386.51

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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.