Home / 4,098,739.20-6,149,030.40-1,258,982.40

Finding the Fourth Proportional to 4,098,739.20, 6,149,030.40 and 1,258,982.40

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Solution

The fourth proportional to 4,098,739.20, 6,149,030.40 and 1,258,982.40 is: 1,888,756.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098,739.20 : 6,149,030.40 = 1,258,982.40 : x
  2. Step 2: Convert to fraction form
    4,098,739.20/6,149,030.40 = 1,258,982.40/x
  3. Step 3: Cross multiply
    4,098,739.20x = 6,149,030.40 × 1,258,982.40
  4. Step 4: Simplify right side
    4,098,739.20x = 7,741,521,050,664.96
  5. Step 5: Solve for x
    x = 7,741,521,050,664.96/4,098,739.20
  6. Step 6: Final answer
    x = 1,888,756.68

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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.