Home / 1,170,053.80-1,755,080.70-719,313.10

Finding the Fourth Proportional to 1,170,053.80, 1,755,080.70 and 719,313.10

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Solution

The fourth proportional to 1,170,053.80, 1,755,080.70 and 719,313.10 is: 1,078,969.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,053.80 : 1,755,080.70 = 719,313.10 : x
  2. Step 2: Convert to fraction form
    1,170,053.80/1,755,080.70 = 719,313.10/x
  3. Step 3: Cross multiply
    1,170,053.80x = 1,755,080.70 × 719,313.10
  4. Step 4: Simplify right side
    1,170,053.80x = 1,262,452,539,067.17
  5. Step 5: Solve for x
    x = 1,262,452,539,067.17/1,170,053.80
  6. Step 6: Final answer
    x = 1,078,969.65

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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.