Home / 2,280,051.29-3,418,145.30-999,688.43

Finding the Fourth Proportional to 2,280,051.29, 3,418,145.30 and 999,688.43

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Solution

The fourth proportional to 2,280,051.29, 3,418,145.30 and 999,688.43 is: 1,498,685.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280,051.29 : 3,418,145.30 = 999,688.43 : x
  2. Step 2: Convert to fraction form
    2,280,051.29/3,418,145.30 = 999,688.43/x
  3. Step 3: Cross multiply
    2,280,051.29x = 3,418,145.30 × 999,688.43
  4. Step 4: Simplify right side
    2,280,051.29x = 3,417,080,286,379.71
  5. Step 5: Solve for x
    x = 3,417,080,286,379.71/2,280,051.29
  6. Step 6: Final answer
    x = 1,498,685.71

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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.