Home / 1,930,751.28-2,896,265.43-510,790.50

Finding the Fourth Proportional to 1,930,751.28, 2,896,265.43 and 510,790.50

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Solution

The fourth proportional to 1,930,751.28, 2,896,265.43 and 510,790.50 is: 766,222.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,751.28 : 2,896,265.43 = 510,790.50 : x
  2. Step 2: Convert to fraction form
    1,930,751.28/2,896,265.43 = 510,790.50/x
  3. Step 3: Cross multiply
    1,930,751.28x = 2,896,265.43 × 510,790.50
  4. Step 4: Simplify right side
    1,930,751.28x = 1,479,384,867,122.42
  5. Step 5: Solve for x
    x = 1,479,384,867,122.42/1,930,751.28
  6. Step 6: Final answer
    x = 766,222.39

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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.