Home / 2,865,644.52-4,298,311.26-870,945

Finding the Fourth Proportional to 2,865,644.52, 4,298,311.26 and 870,945

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Solution

The fourth proportional to 2,865,644.52, 4,298,311.26 and 870,945 is: 1,306,370.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865,644.52 : 4,298,311.26 = 870,945 : x
  2. Step 2: Convert to fraction form
    2,865,644.52/4,298,311.26 = 870,945/x
  3. Step 3: Cross multiply
    2,865,644.52x = 4,298,311.26 × 870,945
  4. Step 4: Simplify right side
    2,865,644.52x = 3,743,592,700,340.70
  5. Step 5: Solve for x
    x = 3,743,592,700,340.70/2,865,644.52
  6. Step 6: Final answer
    x = 1,306,370.23

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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.