Home / 2,380,636.75-3,285,298.00-1,292,916.10

Finding the Fourth Proportional to 2,380,636.75, 3,285,298.00 and 1,292,916.10

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Solution

The fourth proportional to 2,380,636.75, 3,285,298.00 and 1,292,916.10 is: 1,784,234.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380,636.75 : 3,285,298.00 = 1,292,916.10 : x
  2. Step 2: Convert to fraction form
    2,380,636.75/3,285,298.00 = 1,292,916.10/x
  3. Step 3: Cross multiply
    2,380,636.75x = 3,285,298.00 × 1,292,916.10
  4. Step 4: Simplify right side
    2,380,636.75x = 4,247,614,689,380.50
  5. Step 5: Solve for x
    x = 4,247,614,689,380.50/2,380,636.75
  6. Step 6: Final answer
    x = 1,784,234.70

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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.