Home / 3,020,632.90-4,530,453.74-831,691.92

Finding the Fourth Proportional to 3,020,632.90, 4,530,453.74 and 831,691.92

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Solution

The fourth proportional to 3,020,632.90, 4,530,453.74 and 831,691.92 is: 1,247,401.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,632.90 : 4,530,453.74 = 831,691.92 : x
  2. Step 2: Convert to fraction form
    3,020,632.90/4,530,453.74 = 831,691.92/x
  3. Step 3: Cross multiply
    3,020,632.90x = 4,530,453.74 × 831,691.92
  4. Step 4: Simplify right side
    3,020,632.90x = 3,767,941,769,491.78
  5. Step 5: Solve for x
    x = 3,767,941,769,491.78/3,020,632.90
  6. Step 6: Final answer
    x = 1,247,401.42

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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.