Home / 2,280,046.91-3,418,138.74-999,684.05

Finding the Fourth Proportional to 2,280,046.91, 3,418,138.74 and 999,684.05

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Solution

The fourth proportional to 2,280,046.91, 3,418,138.74 and 999,684.05 is: 1,498,679.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280,046.91 : 3,418,138.74 = 999,684.05 : x
  2. Step 2: Convert to fraction form
    2,280,046.91/3,418,138.74 = 999,684.05/x
  3. Step 3: Cross multiply
    2,280,046.91x = 3,418,138.74 × 999,684.05
  4. Step 4: Simplify right side
    2,280,046.91x = 3,417,058,779,065.10
  5. Step 5: Solve for x
    x = 3,417,058,779,065.10/2,280,046.91
  6. Step 6: Final answer
    x = 1,498,679.16

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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.