Home / 4,215,785.13-5,817,444.60-2,380,689.83

Finding the Fourth Proportional to 4,215,785.13, 5,817,444.60 and 2,380,689.83

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Solution

The fourth proportional to 4,215,785.13, 5,817,444.60 and 2,380,689.83 is: 3,285,160.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215,785.13 : 5,817,444.60 = 2,380,689.83 : x
  2. Step 2: Convert to fraction form
    4,215,785.13/5,817,444.60 = 2,380,689.83/x
  3. Step 3: Cross multiply
    4,215,785.13x = 5,817,444.60 × 2,380,689.83
  4. Step 4: Simplify right side
    4,215,785.13x = 13,849,531,219,279.62
  5. Step 5: Solve for x
    x = 13,849,531,219,279.62/4,215,785.13
  6. Step 6: Final answer
    x = 3,285,160.60

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1.5x scale

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.