Home / 2,660,484.12-3,989,885.31-954,589.29

Finding the Fourth Proportional to 2,660,484.12, 3,989,885.31 and 954,589.29

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Solution

The fourth proportional to 2,660,484.12, 3,989,885.31 and 954,589.29 is: 1,431,582.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,660,484.12 : 3,989,885.31 = 954,589.29 : x
  2. Step 2: Convert to fraction form
    2,660,484.12/3,989,885.31 = 954,589.29/x
  3. Step 3: Cross multiply
    2,660,484.12x = 3,989,885.31 × 954,589.29
  4. Step 4: Simplify right side
    2,660,484.12x = 3,808,701,770,292.26
  5. Step 5: Solve for x
    x = 3,808,701,770,292.26/2,660,484.12
  6. Step 6: Final answer
    x = 1,431,582.22

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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.