Home / 1,275,018.48-1,759,564.20-702,079.14

Finding the Fourth Proportional to 1,275,018.48, 1,759,564.20 and 702,079.14

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Solution

The fourth proportional to 1,275,018.48, 1,759,564.20 and 702,079.14 is: 968,890.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,018.48 : 1,759,564.20 = 702,079.14 : x
  2. Step 2: Convert to fraction form
    1,275,018.48/1,759,564.20 = 702,079.14/x
  3. Step 3: Cross multiply
    1,275,018.48x = 1,759,564.20 × 702,079.14
  4. Step 4: Simplify right side
    1,275,018.48x = 1,235,353,320,310.79
  5. Step 5: Solve for x
    x = 1,235,353,320,310.79/1,275,018.48
  6. Step 6: Final answer
    x = 968,890.52

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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.