Home / 3,826,058.40-5,280,199.28-2,107,178.48

Finding the Fourth Proportional to 3,826,058.40, 5,280,199.28 and 2,107,178.48

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Solution

The fourth proportional to 3,826,058.40, 5,280,199.28 and 2,107,178.48 is: 2,908,037.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826,058.40 : 5,280,199.28 = 2,107,178.48 : x
  2. Step 2: Convert to fraction form
    3,826,058.40/5,280,199.28 = 2,107,178.48/x
  3. Step 3: Cross multiply
    3,826,058.40x = 5,280,199.28 × 2,107,178.48
  4. Step 4: Simplify right side
    3,826,058.40x = 11,126,322,292,927.49
  5. Step 5: Solve for x
    x = 11,126,322,292,927.49/3,826,058.40
  6. Step 6: Final answer
    x = 2,908,037.76

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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.