Home / 1,021,940.47-1,530,019-541,075.87

Finding the Fourth Proportional to 1,021,940.47, 1,530,019 and 541,075.87

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Solution

The fourth proportional to 1,021,940.47, 1,530,019 and 541,075.87 is: 810,082.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,940.47 : 1,530,019 = 541,075.87 : x
  2. Step 2: Convert to fraction form
    1,021,940.47/1,530,019 = 541,075.87/x
  3. Step 3: Cross multiply
    1,021,940.47x = 1,530,019 × 541,075.87
  4. Step 4: Simplify right side
    1,021,940.47x = 827,856,361,541.53
  5. Step 5: Solve for x
    x = 827,856,361,541.53/1,021,940.47
  6. Step 6: Final answer
    x = 810,082.76

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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.