Home / 2,078,589.43-2,868,423.10-1,160,808.85

Finding the Fourth Proportional to 2,078,589.43, 2,868,423.10 and 1,160,808.85

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Solution

The fourth proportional to 2,078,589.43, 2,868,423.10 and 1,160,808.85 is: 1,601,899.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,589.43 : 2,868,423.10 = 1,160,808.85 : x
  2. Step 2: Convert to fraction form
    2,078,589.43/2,868,423.10 = 1,160,808.85/x
  3. Step 3: Cross multiply
    2,078,589.43x = 2,868,423.10 × 1,160,808.85
  4. Step 4: Simplify right side
    2,078,589.43x = 3,329,690,920,024.44
  5. Step 5: Solve for x
    x = 3,329,690,920,024.44/2,078,589.43
  6. Step 6: Final answer
    x = 1,601,899.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.