Home / 4,287,131.88-5,915,030.04-2,760,123.12

Finding the Fourth Proportional to 4,287,131.88, 5,915,030.04 and 2,760,123.12

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Solution

The fourth proportional to 4,287,131.88, 5,915,030.04 and 2,760,123.12 is: 3,808,189.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287,131.88 : 5,915,030.04 = 2,760,123.12 : x
  2. Step 2: Convert to fraction form
    4,287,131.88/5,915,030.04 = 2,760,123.12/x
  3. Step 3: Cross multiply
    4,287,131.88x = 5,915,030.04 × 2,760,123.12
  4. Step 4: Simplify right side
    4,287,131.88x = 16,326,211,168,898.53
  5. Step 5: Solve for x
    x = 16,326,211,168,898.53/4,287,131.88
  6. Step 6: Final answer
    x = 3,808,189.63

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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.