Home / 3,679,946.82-5,078,327.13-2,048,319.54

Finding the Fourth Proportional to 3,679,946.82, 5,078,327.13 and 2,048,319.54

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Solution

The fourth proportional to 3,679,946.82, 5,078,327.13 and 2,048,319.54 is: 2,826,681.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,946.82 : 5,078,327.13 = 2,048,319.54 : x
  2. Step 2: Convert to fraction form
    3,679,946.82/5,078,327.13 = 2,048,319.54/x
  3. Step 3: Cross multiply
    3,679,946.82x = 5,078,327.13 × 2,048,319.54
  4. Step 4: Simplify right side
    3,679,946.82x = 10,402,036,690,891.12
  5. Step 5: Solve for x
    x = 10,402,036,690,891.12/3,679,946.82
  6. Step 6: Final answer
    x = 2,826,681.25

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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.