Home / 5,359,357.28-8,038,408.44-1,521,516.80

Finding the Fourth Proportional to 5,359,357.28, 8,038,408.44 and 1,521,516.80

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Solution

The fourth proportional to 5,359,357.28, 8,038,408.44 and 1,521,516.80 is: 2,282,097.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359,357.28 : 8,038,408.44 = 1,521,516.80 : x
  2. Step 2: Convert to fraction form
    5,359,357.28/8,038,408.44 = 1,521,516.80/x
  3. Step 3: Cross multiply
    5,359,357.28x = 8,038,408.44 × 1,521,516.80
  4. Step 4: Simplify right side
    5,359,357.28x = 12,230,573,486,721.79
  5. Step 5: Solve for x
    x = 12,230,573,486,721.79/5,359,357.28
  6. Step 6: Final answer
    x = 2,282,097.06

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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.