Home / 5,486,488.40-8,228,409.06-2,289,881.72

Finding the Fourth Proportional to 5,486,488.40, 8,228,409.06 and 2,289,881.72

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Solution

The fourth proportional to 5,486,488.40, 8,228,409.06 and 2,289,881.72 is: 3,434,270.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486,488.40 : 8,228,409.06 = 2,289,881.72 : x
  2. Step 2: Convert to fraction form
    5,486,488.40/8,228,409.06 = 2,289,881.72/x
  3. Step 3: Cross multiply
    5,486,488.40x = 8,228,409.06 × 2,289,881.72
  4. Step 4: Simplify right side
    5,486,488.40x = 18,842,083,491,176.38
  5. Step 5: Solve for x
    x = 18,842,083,491,176.38/5,486,488.40
  6. Step 6: Final answer
    x = 3,434,270.18

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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.