Home / 3,281,386.40-4,922,079.60-3,237,149.60

Finding the Fourth Proportional to 3,281,386.40, 4,922,079.60 and 3,237,149.60

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Solution

The fourth proportional to 3,281,386.40, 4,922,079.60 and 3,237,149.60 is: 4,855,724.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,386.40 : 4,922,079.60 = 3,237,149.60 : x
  2. Step 2: Convert to fraction form
    3,281,386.40/4,922,079.60 = 3,237,149.60/x
  3. Step 3: Cross multiply
    3,281,386.40x = 4,922,079.60 × 3,237,149.60
  4. Step 4: Simplify right side
    3,281,386.40x = 15,933,508,008,308.16
  5. Step 5: Solve for x
    x = 15,933,508,008,308.16/3,281,386.40
  6. Step 6: Final answer
    x = 4,855,724.40

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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.