Home / 1,190,044.02-1,642,029.78-706,760.76

Finding the Fourth Proportional to 1,190,044.02, 1,642,029.78 and 706,760.76

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Solution

The fourth proportional to 1,190,044.02, 1,642,029.78 and 706,760.76 is: 975,192.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,044.02 : 1,642,029.78 = 706,760.76 : x
  2. Step 2: Convert to fraction form
    1,190,044.02/1,642,029.78 = 706,760.76/x
  3. Step 3: Cross multiply
    1,190,044.02x = 1,642,029.78 × 706,760.76
  4. Step 4: Simplify right side
    1,190,044.02x = 1,160,522,215,255.43
  5. Step 5: Solve for x
    x = 1,160,522,215,255.43/1,190,044.02
  6. Step 6: Final answer
    x = 975,192.68

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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.