Home / 5,532,508.80-8,298,763.20-1,543,420.80

Finding the Fourth Proportional to 5,532,508.80, 8,298,763.20 and 1,543,420.80

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Solution

The fourth proportional to 5,532,508.80, 8,298,763.20 and 1,543,420.80 is: 2,315,131.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,532,508.80 : 8,298,763.20 = 1,543,420.80 : x
  2. Step 2: Convert to fraction form
    5,532,508.80/8,298,763.20 = 1,543,420.80/x
  3. Step 3: Cross multiply
    5,532,508.80x = 8,298,763.20 × 1,543,420.80
  4. Step 4: Simplify right side
    5,532,508.80x = 12,808,483,737,154.56
  5. Step 5: Solve for x
    x = 12,808,483,737,154.56/5,532,508.80
  6. Step 6: Final answer
    x = 2,315,131.20

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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.