Home / 1,867,325.10-2,794,766.85-1,643,376.30

Finding the Fourth Proportional to 1,867,325.10, 2,794,766.85 and 1,643,376.30

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Solution

The fourth proportional to 1,867,325.10, 2,794,766.85 and 1,643,376.30 is: 2,459,589.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,325.10 : 2,794,766.85 = 1,643,376.30 : x
  2. Step 2: Convert to fraction form
    1,867,325.10/2,794,766.85 = 1,643,376.30/x
  3. Step 3: Cross multiply
    1,867,325.10x = 2,794,766.85 × 1,643,376.30
  4. Step 4: Simplify right side
    1,867,325.10x = 4,592,853,605,315.66
  5. Step 5: Solve for x
    x = 4,592,853,605,315.66/1,867,325.10
  6. Step 6: Final answer
    x = 2,459,589.71

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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.