Home / 2,040,331.80-3,060,368.10-692,491.80

Finding the Fourth Proportional to 2,040,331.80, 3,060,368.10 and 692,491.80

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Solution

The fourth proportional to 2,040,331.80, 3,060,368.10 and 692,491.80 is: 1,038,693.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,331.80 : 3,060,368.10 = 692,491.80 : x
  2. Step 2: Convert to fraction form
    2,040,331.80/3,060,368.10 = 692,491.80/x
  3. Step 3: Cross multiply
    2,040,331.80x = 3,060,368.10 × 692,491.80
  4. Step 4: Simplify right side
    2,040,331.80x = 2,119,279,814,231.58
  5. Step 5: Solve for x
    x = 2,119,279,814,231.58/2,040,331.80
  6. Step 6: Final answer
    x = 1,038,693.71

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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.