Home / 5,344,328.80-8,016,493.20-1,355,240.80

Finding the Fourth Proportional to 5,344,328.80, 8,016,493.20 and 1,355,240.80

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Solution

The fourth proportional to 5,344,328.80, 8,016,493.20 and 1,355,240.80 is: 2,032,861.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,344,328.80 : 8,016,493.20 = 1,355,240.80 : x
  2. Step 2: Convert to fraction form
    5,344,328.80/8,016,493.20 = 1,355,240.80/x
  3. Step 3: Cross multiply
    5,344,328.80x = 8,016,493.20 × 1,355,240.80
  4. Step 4: Simplify right side
    5,344,328.80x = 10,864,278,657,562.56
  5. Step 5: Solve for x
    x = 10,864,278,657,562.56/5,344,328.80
  6. Step 6: Final answer
    x = 2,032,861.20

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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.