Home / 2,686,979-3,707,862.96-1,479,755

Finding the Fourth Proportional to 2,686,979, 3,707,862.96 and 1,479,755

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Solution

The fourth proportional to 2,686,979, 3,707,862.96 and 1,479,755 is: 2,041,969.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,979 : 3,707,862.96 = 1,479,755 : x
  2. Step 2: Convert to fraction form
    2,686,979/3,707,862.96 = 1,479,755/x
  3. Step 3: Cross multiply
    2,686,979x = 3,707,862.96 × 1,479,755
  4. Step 4: Simplify right side
    2,686,979x = 5,486,728,754,374.80
  5. Step 5: Solve for x
    x = 5,486,728,754,374.80/2,686,979
  6. Step 6: Final answer
    x = 2,041,969.35

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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.