Home / 3,976,780.64-5,488,580.58-2,345,367.32

Finding the Fourth Proportional to 3,976,780.64, 5,488,580.58 and 2,345,367.32

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Solution

The fourth proportional to 3,976,780.64, 5,488,580.58 and 2,345,367.32 is: 3,236,974.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976,780.64 : 5,488,580.58 = 2,345,367.32 : x
  2. Step 2: Convert to fraction form
    3,976,780.64/5,488,580.58 = 2,345,367.32/x
  3. Step 3: Cross multiply
    3,976,780.64x = 5,488,580.58 × 2,345,367.32
  4. Step 4: Simplify right side
    3,976,780.64x = 12,872,737,525,518.64
  5. Step 5: Solve for x
    x = 12,872,737,525,518.64/3,976,780.64
  6. Step 6: Final answer
    x = 3,236,974.50

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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.