Home / 2,787,029.10-4,180,543.65-893,961.90

Finding the Fourth Proportional to 2,787,029.10, 4,180,543.65 and 893,961.90

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Solution

The fourth proportional to 2,787,029.10, 4,180,543.65 and 893,961.90 is: 1,340,942.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787,029.10 : 4,180,543.65 = 893,961.90 : x
  2. Step 2: Convert to fraction form
    2,787,029.10/4,180,543.65 = 893,961.90/x
  3. Step 3: Cross multiply
    2,787,029.10x = 4,180,543.65 × 893,961.90
  4. Step 4: Simplify right side
    2,787,029.10x = 3,737,246,744,386.94
  5. Step 5: Solve for x
    x = 3,737,246,744,386.94/2,787,029.10
  6. Step 6: Final answer
    x = 1,340,942.85

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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.