Home / 1,043,382.10-1,566,239.55-807,769.30

Finding the Fourth Proportional to 1,043,382.10, 1,566,239.55 and 807,769.30

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Solution

The fourth proportional to 1,043,382.10, 1,566,239.55 and 807,769.30 is: 1,212,556.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,382.10 : 1,566,239.55 = 807,769.30 : x
  2. Step 2: Convert to fraction form
    1,043,382.10/1,566,239.55 = 807,769.30/x
  3. Step 3: Cross multiply
    1,043,382.10x = 1,566,239.55 × 807,769.30
  4. Step 4: Simplify right side
    1,043,382.10x = 1,265,160,224,935.82
  5. Step 5: Solve for x
    x = 1,265,160,224,935.82/1,043,382.10
  6. Step 6: Final answer
    x = 1,212,556.96

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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.