Home / 3,150,641.60-4,715,464.80-2,898,699.20

Finding the Fourth Proportional to 3,150,641.60, 4,715,464.80 and 2,898,699.20

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Solution

The fourth proportional to 3,150,641.60, 4,715,464.80 and 2,898,699.20 is: 4,338,390.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,641.60 : 4,715,464.80 = 2,898,699.20 : x
  2. Step 2: Convert to fraction form
    3,150,641.60/4,715,464.80 = 2,898,699.20/x
  3. Step 3: Cross multiply
    3,150,641.60x = 4,715,464.80 × 2,898,699.20
  4. Step 4: Simplify right side
    3,150,641.60x = 13,668,714,043,388.16
  5. Step 5: Solve for x
    x = 13,668,714,043,388.16/3,150,641.60
  6. Step 6: Final answer
    x = 4,338,390.65

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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.