Home / 1,181,311.32-1,632,342.06-841,189.08

Finding the Fourth Proportional to 1,181,311.32, 1,632,342.06 and 841,189.08

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Solution

The fourth proportional to 1,181,311.32, 1,632,342.06 and 841,189.08 is: 1,162,359.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,311.32 : 1,632,342.06 = 841,189.08 : x
  2. Step 2: Convert to fraction form
    1,181,311.32/1,632,342.06 = 841,189.08/x
  3. Step 3: Cross multiply
    1,181,311.32x = 1,632,342.06 × 841,189.08
  4. Step 4: Simplify right side
    1,181,311.32x = 1,373,108,315,696.70
  5. Step 5: Solve for x
    x = 1,373,108,315,696.70/1,181,311.32
  6. Step 6: Final answer
    x = 1,162,359.40

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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.