Home / 1,295,869.57-1,788,655.70-752,180.52

Finding the Fourth Proportional to 1,295,869.57, 1,788,655.70 and 752,180.52

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Solution

The fourth proportional to 1,295,869.57, 1,788,655.70 and 752,180.52 is: 1,038,215.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,869.57 : 1,788,655.70 = 752,180.52 : x
  2. Step 2: Convert to fraction form
    1,295,869.57/1,788,655.70 = 752,180.52/x
  3. Step 3: Cross multiply
    1,295,869.57x = 1,788,655.70 × 752,180.52
  4. Step 4: Simplify right side
    1,295,869.57x = 1,345,391,978,998.60
  5. Step 5: Solve for x
    x = 1,345,391,978,998.60/1,295,869.57
  6. Step 6: Final answer
    x = 1,038,215.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.