Home / 1,190,043.01-1,642,028.40-706,759.75

Finding the Fourth Proportional to 1,190,043.01, 1,642,028.40 and 706,759.75

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Solution

The fourth proportional to 1,190,043.01, 1,642,028.40 and 706,759.75 is: 975,191.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,043.01 : 1,642,028.40 = 706,759.75 : x
  2. Step 2: Convert to fraction form
    1,190,043.01/1,642,028.40 = 706,759.75/x
  3. Step 3: Cross multiply
    1,190,043.01x = 1,642,028.40 × 706,759.75
  4. Step 4: Simplify right side
    1,190,043.01x = 1,160,519,581,476.90
  5. Step 5: Solve for x
    x = 1,160,519,581,476.90/1,190,043.01
  6. Step 6: Final answer
    x = 975,191.29

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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.