Home / 5,486,486.40-8,228,406.06-2,289,879.72

Finding the Fourth Proportional to 5,486,486.40, 8,228,406.06 and 2,289,879.72

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Solution

The fourth proportional to 5,486,486.40, 8,228,406.06 and 2,289,879.72 is: 3,434,267.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486,486.40 : 8,228,406.06 = 2,289,879.72 : x
  2. Step 2: Convert to fraction form
    5,486,486.40/8,228,406.06 = 2,289,879.72/x
  3. Step 3: Cross multiply
    5,486,486.40x = 8,228,406.06 × 2,289,879.72
  4. Step 4: Simplify right side
    5,486,486.40x = 18,842,060,164,719.11
  5. Step 5: Solve for x
    x = 18,842,060,164,719.11/5,486,486.40
  6. Step 6: Final answer
    x = 3,434,267.18

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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.