Home / 2,280,048.29-3,418,140.80-999,685.43

Finding the Fourth Proportional to 2,280,048.29, 3,418,140.80 and 999,685.43

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Solution

The fourth proportional to 2,280,048.29, 3,418,140.80 and 999,685.43 is: 1,498,681.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280,048.29 : 3,418,140.80 = 999,685.43 : x
  2. Step 2: Convert to fraction form
    2,280,048.29/3,418,140.80 = 999,685.43/x
  3. Step 3: Cross multiply
    2,280,048.29x = 3,418,140.80 × 999,685.43
  4. Step 4: Simplify right side
    2,280,048.29x = 3,417,065,540,857.05
  5. Step 5: Solve for x
    x = 3,417,065,540,857.05/2,280,048.29
  6. Step 6: Final answer
    x = 1,498,681.22

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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.