Home / 1,012,650.80-1,517,647.44-745,158.80

Finding the Fourth Proportional to 1,012,650.80, 1,517,647.44 and 745,158.80

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Solution

The fourth proportional to 1,012,650.80, 1,517,647.44 and 745,158.80 is: 1,116,760.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,650.80 : 1,517,647.44 = 745,158.80 : x
  2. Step 2: Convert to fraction form
    1,012,650.80/1,517,647.44 = 745,158.80/x
  3. Step 3: Cross multiply
    1,012,650.80x = 1,517,647.44 × 745,158.80
  4. Step 4: Simplify right side
    1,012,650.80x = 1,130,888,345,213.47
  5. Step 5: Solve for x
    x = 1,130,888,345,213.47/1,012,650.80
  6. Step 6: Final answer
    x = 1,116,760.43

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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.