Home / 1,020,935.97-1,532,350.82-515,851.65

Finding the Fourth Proportional to 1,020,935.97, 1,532,350.82 and 515,851.65

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Solution

The fourth proportional to 1,020,935.97, 1,532,350.82 and 515,851.65 is: 774,255.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,935.97 : 1,532,350.82 = 515,851.65 : x
  2. Step 2: Convert to fraction form
    1,020,935.97/1,532,350.82 = 515,851.65/x
  3. Step 3: Cross multiply
    1,020,935.97x = 1,532,350.82 × 515,851.65
  4. Step 4: Simplify right side
    1,020,935.97x = 790,465,700,165.48
  5. Step 5: Solve for x
    x = 790,465,700,165.48/1,020,935.97
  6. Step 6: Final answer
    x = 774,255.90

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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.