Home / 3,712,597.85-5,123,621.80-2,081,005.63

Finding the Fourth Proportional to 3,712,597.85, 5,123,621.80 and 2,081,005.63

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Solution

The fourth proportional to 3,712,597.85, 5,123,621.80 and 2,081,005.63 is: 2,871,920.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712,597.85 : 5,123,621.80 = 2,081,005.63 : x
  2. Step 2: Convert to fraction form
    3,712,597.85/5,123,621.80 = 2,081,005.63/x
  3. Step 3: Cross multiply
    3,712,597.85x = 5,123,621.80 × 2,081,005.63
  4. Step 4: Simplify right side
    3,712,597.85x = 10,662,285,811,790.73
  5. Step 5: Solve for x
    x = 10,662,285,811,790.73/3,712,597.85
  6. Step 6: Final answer
    x = 2,871,920.48

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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.