Home / 3,774,488.52-5,208,941.62-2,143,047.73

Finding the Fourth Proportional to 3,774,488.52, 5,208,941.62 and 2,143,047.73

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Solution

The fourth proportional to 3,774,488.52, 5,208,941.62 and 2,143,047.73 is: 2,957,489.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774,488.52 : 5,208,941.62 = 2,143,047.73 : x
  2. Step 2: Convert to fraction form
    3,774,488.52/5,208,941.62 = 2,143,047.73/x
  3. Step 3: Cross multiply
    3,774,488.52x = 5,208,941.62 × 2,143,047.73
  4. Step 4: Simplify right side
    3,774,488.52x = 11,163,010,513,866.74
  5. Step 5: Solve for x
    x = 11,163,010,513,866.74/3,774,488.52
  6. Step 6: Final answer
    x = 2,957,489.59

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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.