Home / 2,127,397.03-3,191,686.07-1,181,432.05

Finding the Fourth Proportional to 2,127,397.03, 3,191,686.07 and 1,181,432.05

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Solution

The fourth proportional to 2,127,397.03, 3,191,686.07 and 1,181,432.05 is: 1,772,476.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,397.03 : 3,191,686.07 = 1,181,432.05 : x
  2. Step 2: Convert to fraction form
    2,127,397.03/3,191,686.07 = 1,181,432.05/x
  3. Step 3: Cross multiply
    2,127,397.03x = 3,191,686.07 × 1,181,432.05
  4. Step 4: Simplify right side
    2,127,397.03x = 3,770,760,202,750.17
  5. Step 5: Solve for x
    x = 3,770,760,202,750.17/2,127,397.03
  6. Step 6: Final answer
    x = 1,772,476.01

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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.