Home / 1,750,247.90-2,625,663.45-685,324.70

Finding the Fourth Proportional to 1,750,247.90, 2,625,663.45 and 685,324.70

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Solution

The fourth proportional to 1,750,247.90, 2,625,663.45 and 685,324.70 is: 1,028,101.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750,247.90 : 2,625,663.45 = 685,324.70 : x
  2. Step 2: Convert to fraction form
    1,750,247.90/2,625,663.45 = 685,324.70/x
  3. Step 3: Cross multiply
    1,750,247.90x = 2,625,663.45 × 685,324.70
  4. Step 4: Simplify right side
    1,750,247.90x = 1,799,432,016,172.22
  5. Step 5: Solve for x
    x = 1,799,432,016,172.22/1,750,247.90
  6. Step 6: Final answer
    x = 1,028,101.23

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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.