Home / 1,750,257.40-2,625,677.70-685,334.20

Finding the Fourth Proportional to 1,750,257.40, 2,625,677.70 and 685,334.20

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Solution

The fourth proportional to 1,750,257.40, 2,625,677.70 and 685,334.20 is: 1,028,115.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750,257.40 : 2,625,677.70 = 685,334.20 : x
  2. Step 2: Convert to fraction form
    1,750,257.40/2,625,677.70 = 685,334.20/x
  3. Step 3: Cross multiply
    1,750,257.40x = 2,625,677.70 × 685,334.20
  4. Step 4: Simplify right side
    1,750,257.40x = 1,799,466,725,987.34
  5. Step 5: Solve for x
    x = 1,799,466,725,987.34/1,750,257.40
  6. Step 6: Final answer
    x = 1,028,115.48

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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.