Home / 1,165,317.11-1,608,022.65-649,053.68

Finding the Fourth Proportional to 1,165,317.11, 1,608,022.65 and 649,053.68

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Solution

The fourth proportional to 1,165,317.11, 1,608,022.65 and 649,053.68 is: 895,630.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,317.11 : 1,608,022.65 = 649,053.68 : x
  2. Step 2: Convert to fraction form
    1,165,317.11/1,608,022.65 = 649,053.68/x
  3. Step 3: Cross multiply
    1,165,317.11x = 1,608,022.65 × 649,053.68
  4. Step 4: Simplify right side
    1,165,317.11x = 1,043,693,022,525.91
  5. Step 5: Solve for x
    x = 1,043,693,022,525.91/1,165,317.11
  6. Step 6: Final answer
    x = 895,630.05

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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.