Home / 2,430,120.60-3,639,932.10-2,010,216.60

Finding the Fourth Proportional to 2,430,120.60, 3,639,932.10 and 2,010,216.60

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Solution

The fourth proportional to 2,430,120.60, 3,639,932.10 and 2,010,216.60 is: 3,010,983.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430,120.60 : 3,639,932.10 = 2,010,216.60 : x
  2. Step 2: Convert to fraction form
    2,430,120.60/3,639,932.10 = 2,010,216.60/x
  3. Step 3: Cross multiply
    2,430,120.60x = 3,639,932.10 × 2,010,216.60
  4. Step 4: Simplify right side
    2,430,120.60x = 7,317,051,930,292.86
  5. Step 5: Solve for x
    x = 7,317,051,930,292.86/2,430,120.60
  6. Step 6: Final answer
    x = 3,010,983.05

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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.