Home / 3,189,659.18-4,785,415.50-1,030,639.11

Finding the Fourth Proportional to 3,189,659.18, 4,785,415.50 and 1,030,639.11

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Solution

The fourth proportional to 3,189,659.18, 4,785,415.50 and 1,030,639.11 is: 1,546,258.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,659.18 : 4,785,415.50 = 1,030,639.11 : x
  2. Step 2: Convert to fraction form
    3,189,659.18/4,785,415.50 = 1,030,639.11/x
  3. Step 3: Cross multiply
    3,189,659.18x = 4,785,415.50 × 1,030,639.11
  4. Step 4: Simplify right side
    3,189,659.18x = 4,932,036,357,819.79
  5. Step 5: Solve for x
    x = 4,932,036,357,819.79/3,189,659.18
  6. Step 6: Final answer
    x = 1,546,258.11

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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.