Home / 1,092,866.80-1,639,300.20-827,146.30

Finding the Fourth Proportional to 1,092,866.80, 1,639,300.20 and 827,146.30

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Solution

The fourth proportional to 1,092,866.80, 1,639,300.20 and 827,146.30 is: 1,240,719.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,866.80 : 1,639,300.20 = 827,146.30 : x
  2. Step 2: Convert to fraction form
    1,092,866.80/1,639,300.20 = 827,146.30/x
  3. Step 3: Cross multiply
    1,092,866.80x = 1,639,300.20 × 827,146.30
  4. Step 4: Simplify right side
    1,092,866.80x = 1,355,941,095,019.26
  5. Step 5: Solve for x
    x = 1,355,941,095,019.26/1,092,866.80
  6. Step 6: Final answer
    x = 1,240,719.45

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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.