Home / 1,368,950.01-2,048,340.23-861,139.54

Finding the Fourth Proportional to 1,368,950.01, 2,048,340.23 and 861,139.54

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Solution

The fourth proportional to 1,368,950.01, 2,048,340.23 and 861,139.54 is: 1,288,510.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,950.01 : 2,048,340.23 = 861,139.54 : x
  2. Step 2: Convert to fraction form
    1,368,950.01/2,048,340.23 = 861,139.54/x
  3. Step 3: Cross multiply
    1,368,950.01x = 2,048,340.23 × 861,139.54
  4. Step 4: Simplify right side
    1,368,950.01x = 1,763,906,763,425.69
  5. Step 5: Solve for x
    x = 1,763,906,763,425.69/1,368,950.01
  6. Step 6: Final answer
    x = 1,288,510.72

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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.