Home / 3,810,732.18-5,258,789.70-2,091,881.94

Finding the Fourth Proportional to 3,810,732.18, 5,258,789.70 and 2,091,881.94

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Solution

The fourth proportional to 3,810,732.18, 5,258,789.70 and 2,091,881.94 is: 2,886,785.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810,732.18 : 5,258,789.70 = 2,091,881.94 : x
  2. Step 2: Convert to fraction form
    3,810,732.18/5,258,789.70 = 2,091,881.94/x
  3. Step 3: Cross multiply
    3,810,732.18x = 5,258,789.70 × 2,091,881.94
  4. Step 4: Simplify right side
    3,810,732.18x = 11,000,767,199,688.02
  5. Step 5: Solve for x
    x = 11,000,767,199,688.02/3,810,732.18
  6. Step 6: Final answer
    x = 2,886,785.71

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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.