Home / 2,780,590.32-4,170,958.38-887,329.94

Finding the Fourth Proportional to 2,780,590.32, 4,170,958.38 and 887,329.94

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Solution

The fourth proportional to 2,780,590.32, 4,170,958.38 and 887,329.94 is: 1,331,018.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,780,590.32 : 4,170,958.38 = 887,329.94 : x
  2. Step 2: Convert to fraction form
    2,780,590.32/4,170,958.38 = 887,329.94/x
  3. Step 3: Cross multiply
    2,780,590.32x = 4,170,958.38 × 887,329.94
  4. Step 4: Simplify right side
    2,780,590.32x = 3,701,016,228,213.11
  5. Step 5: Solve for x
    x = 3,701,016,228,213.11/2,780,590.32
  6. Step 6: Final answer
    x = 1,331,018.17

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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.