Home / 3,543,137.20-5,314,187.40-1,018,529.20

Finding the Fourth Proportional to 3,543,137.20, 5,314,187.40 and 1,018,529.20

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Solution

The fourth proportional to 3,543,137.20, 5,314,187.40 and 1,018,529.20 is: 1,527,644.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543,137.20 : 5,314,187.40 = 1,018,529.20 : x
  2. Step 2: Convert to fraction form
    3,543,137.20/5,314,187.40 = 1,018,529.20/x
  3. Step 3: Cross multiply
    3,543,137.20x = 5,314,187.40 × 1,018,529.20
  4. Step 4: Simplify right side
    3,543,137.20x = 5,412,655,041,172.08
  5. Step 5: Solve for x
    x = 5,412,655,041,172.08/3,543,137.20
  6. Step 6: Final answer
    x = 1,527,644.78

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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.