Home / 3,078,836.53-4,248,668.89-1,702,092.62

Finding the Fourth Proportional to 3,078,836.53, 4,248,668.89 and 1,702,092.62

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Solution

The fourth proportional to 3,078,836.53, 4,248,668.89 and 1,702,092.62 is: 2,348,818.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,836.53 : 4,248,668.89 = 1,702,092.62 : x
  2. Step 2: Convert to fraction form
    3,078,836.53/4,248,668.89 = 1,702,092.62/x
  3. Step 3: Cross multiply
    3,078,836.53x = 4,248,668.89 × 1,702,092.62
  4. Step 4: Simplify right side
    3,078,836.53x = 7,231,627,962,492.59
  5. Step 5: Solve for x
    x = 7,231,627,962,492.59/3,078,836.53
  6. Step 6: Final answer
    x = 2,348,818.42

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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.