Home / 2,343,543.21-3,515,314.82-2,223,870.57

Finding the Fourth Proportional to 2,343,543.21, 3,515,314.82 and 2,223,870.57

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Solution

The fourth proportional to 2,343,543.21, 3,515,314.82 and 2,223,870.57 is: 3,335,805.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343,543.21 : 3,515,314.82 = 2,223,870.57 : x
  2. Step 2: Convert to fraction form
    2,343,543.21/3,515,314.82 = 2,223,870.57/x
  3. Step 3: Cross multiply
    2,343,543.21x = 3,515,314.82 × 2,223,870.57
  4. Step 4: Simplify right side
    2,343,543.21x = 7,817,605,161,363.49
  5. Step 5: Solve for x
    x = 7,817,605,161,363.49/2,343,543.21
  6. Step 6: Final answer
    x = 3,335,805.86

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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.