Home / 3,603,705.60-5,404,246.20-1,207,628.40

Finding the Fourth Proportional to 3,603,705.60, 5,404,246.20 and 1,207,628.40

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Solution

The fourth proportional to 3,603,705.60, 5,404,246.20 and 1,207,628.40 is: 1,811,002.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603,705.60 : 5,404,246.20 = 1,207,628.40 : x
  2. Step 2: Convert to fraction form
    3,603,705.60/5,404,246.20 = 1,207,628.40/x
  3. Step 3: Cross multiply
    3,603,705.60x = 5,404,246.20 × 1,207,628.40
  4. Step 4: Simplify right side
    3,603,705.60x = 6,526,321,191,712.08
  5. Step 5: Solve for x
    x = 6,526,321,191,712.08/3,603,705.60
  6. Step 6: Final answer
    x = 1,811,002.87

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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.