Home / 3,150,815.60-4,731,925.80-2,758,905.20

Finding the Fourth Proportional to 3,150,815.60, 4,731,925.80 and 2,758,905.20

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Solution

The fourth proportional to 3,150,815.60, 4,731,925.80 and 2,758,905.20 is: 4,143,350.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,815.60 : 4,731,925.80 = 2,758,905.20 : x
  2. Step 2: Convert to fraction form
    3,150,815.60/4,731,925.80 = 2,758,905.20/x
  3. Step 3: Cross multiply
    3,150,815.60x = 4,731,925.80 × 2,758,905.20
  4. Step 4: Simplify right side
    3,150,815.60x = 13,054,934,695,634.16
  5. Step 5: Solve for x
    x = 13,054,934,695,634.16/3,150,815.60
  6. Step 6: Final answer
    x = 4,143,350.91

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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.