Home / 3,244,830.72-4,478,428.49-1,955,672.79

Finding the Fourth Proportional to 3,244,830.72, 4,478,428.49 and 1,955,672.79

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Solution

The fourth proportional to 3,244,830.72, 4,478,428.49 and 1,955,672.79 is: 2,699,167.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,244,830.72 : 4,478,428.49 = 1,955,672.79 : x
  2. Step 2: Convert to fraction form
    3,244,830.72/4,478,428.49 = 1,955,672.79/x
  3. Step 3: Cross multiply
    3,244,830.72x = 4,478,428.49 × 1,955,672.79
  4. Step 4: Simplify right side
    3,244,830.72x = 8,758,340,730,075.42
  5. Step 5: Solve for x
    x = 8,758,340,730,075.42/3,244,830.72
  6. Step 6: Final answer
    x = 2,699,167.22

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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.