Home / 3,868,785.60-5,789,400.30-3,368,837.40

Finding the Fourth Proportional to 3,868,785.60, 5,789,400.30 and 3,368,837.40

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Solution

The fourth proportional to 3,868,785.60, 5,789,400.30 and 3,368,837.40 is: 5,041,258.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,785.60 : 5,789,400.30 = 3,368,837.40 : x
  2. Step 2: Convert to fraction form
    3,868,785.60/5,789,400.30 = 3,368,837.40/x
  3. Step 3: Cross multiply
    3,868,785.60x = 5,789,400.30 × 3,368,837.40
  4. Step 4: Simplify right side
    3,868,785.60x = 19,503,548,254,211.22
  5. Step 5: Solve for x
    x = 19,503,548,254,211.22/3,868,785.60
  6. Step 6: Final answer
    x = 5,041,258.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.