Home / 1,190,042.01-1,642,027.02-706,758.75

Finding the Fourth Proportional to 1,190,042.01, 1,642,027.02 and 706,758.75

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Solution

The fourth proportional to 1,190,042.01, 1,642,027.02 and 706,758.75 is: 975,189.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,042.01 : 1,642,027.02 = 706,758.75 : x
  2. Step 2: Convert to fraction form
    1,190,042.01/1,642,027.02 = 706,758.75/x
  3. Step 3: Cross multiply
    1,190,042.01x = 1,642,027.02 × 706,758.75
  4. Step 4: Simplify right side
    1,190,042.01x = 1,160,516,964,121.43
  5. Step 5: Solve for x
    x = 1,160,516,964,121.43/1,190,042.01
  6. Step 6: Final answer
    x = 975,189.91

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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.