Home / 3,895,580.81-5,375,928.54-2,176,773.77

Finding the Fourth Proportional to 3,895,580.81, 5,375,928.54 and 2,176,773.77

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Solution

The fourth proportional to 3,895,580.81, 5,375,928.54 and 2,176,773.77 is: 3,003,962.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895,580.81 : 5,375,928.54 = 2,176,773.77 : x
  2. Step 2: Convert to fraction form
    3,895,580.81/5,375,928.54 = 2,176,773.77/x
  3. Step 3: Cross multiply
    3,895,580.81x = 5,375,928.54 × 2,176,773.77
  4. Step 4: Simplify right side
    3,895,580.81x = 11,702,180,208,386.75
  5. Step 5: Solve for x
    x = 11,702,180,208,386.75/3,895,580.81
  6. Step 6: Final answer
    x = 3,003,962.90

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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.