Home / 3,774,632.88-5,209,123.77-2,142,985.98

Finding the Fourth Proportional to 3,774,632.88, 5,209,123.77 and 2,142,985.98

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Solution

The fourth proportional to 3,774,632.88, 5,209,123.77 and 2,142,985.98 is: 2,957,394.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774,632.88 : 5,209,123.77 = 2,142,985.98 : x
  2. Step 2: Convert to fraction form
    3,774,632.88/5,209,123.77 = 2,142,985.98/x
  3. Step 3: Cross multiply
    3,774,632.88x = 5,209,123.77 × 2,142,985.98
  4. Step 4: Simplify right side
    3,774,632.88x = 11,163,079,207,194.74
  5. Step 5: Solve for x
    x = 11,163,079,207,194.74/3,774,632.88
  6. Step 6: Final answer
    x = 2,957,394.68

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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.