Home / 3,810,719.18-5,258,771.78-2,091,868.94

Finding the Fourth Proportional to 3,810,719.18, 5,258,771.78 and 2,091,868.94

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Solution

The fourth proportional to 3,810,719.18, 5,258,771.78 and 2,091,868.94 is: 2,886,767.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810,719.18 : 5,258,771.78 = 2,091,868.94 : x
  2. Step 2: Convert to fraction form
    3,810,719.18/5,258,771.78 = 2,091,868.94/x
  3. Step 3: Cross multiply
    3,810,719.18x = 5,258,771.78 × 2,091,868.94
  4. Step 4: Simplify right side
    3,810,719.18x = 11,000,661,349,130.51
  5. Step 5: Solve for x
    x = 11,000,661,349,130.51/3,810,719.18
  6. Step 6: Final answer
    x = 2,886,767.78

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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.