Home / 1,979,117-2,731,186.74-1,073,699

Finding the Fourth Proportional to 1,979,117, 2,731,186.74 and 1,073,699

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Solution

The fourth proportional to 1,979,117, 2,731,186.74 and 1,073,699 is: 1,481,707.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,117 : 2,731,186.74 = 1,073,699 : x
  2. Step 2: Convert to fraction form
    1,979,117/2,731,186.74 = 1,073,699/x
  3. Step 3: Cross multiply
    1,979,117x = 2,731,186.74 × 1,073,699
  4. Step 4: Simplify right side
    1,979,117x = 2,932,472,471,551.26
  5. Step 5: Solve for x
    x = 2,932,472,471,551.26/1,979,117
  6. Step 6: Final answer
    x = 1,481,707.48

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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.