Home / 1,427,769.57-2,140,589.11-859,017.44

Finding the Fourth Proportional to 1,427,769.57, 2,140,589.11 and 859,017.44

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Solution

The fourth proportional to 1,427,769.57, 2,140,589.11 and 859,017.44 is: 1,287,885.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,769.57 : 2,140,589.11 = 859,017.44 : x
  2. Step 2: Convert to fraction form
    1,427,769.57/2,140,589.11 = 859,017.44/x
  3. Step 3: Cross multiply
    1,427,769.57x = 2,140,589.11 × 859,017.44
  4. Step 4: Simplify right side
    1,427,769.57x = 1,838,803,377,364.08
  5. Step 5: Solve for x
    x = 1,838,803,377,364.08/1,427,769.57
  6. Step 6: Final answer
    x = 1,287,885.26

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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.