Home / 2,993,867.81-4,131,539.28-1,617,211.52

Finding the Fourth Proportional to 2,993,867.81, 4,131,539.28 and 1,617,211.52

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Solution

The fourth proportional to 2,993,867.81, 4,131,539.28 and 1,617,211.52 is: 2,231,752.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993,867.81 : 4,131,539.28 = 1,617,211.52 : x
  2. Step 2: Convert to fraction form
    2,993,867.81/4,131,539.28 = 1,617,211.52/x
  3. Step 3: Cross multiply
    2,993,867.81x = 4,131,539.28 × 1,617,211.52
  4. Step 4: Simplify right side
    2,993,867.81x = 6,681,572,898,290.81
  5. Step 5: Solve for x
    x = 6,681,572,898,290.81/2,993,867.81
  6. Step 6: Final answer
    x = 2,231,752.81

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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.