Home / 3,500,609.60-5,240,416.80-2,079,934.40

Finding the Fourth Proportional to 3,500,609.60, 5,240,416.80 and 2,079,934.40

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Solution

The fourth proportional to 3,500,609.60, 5,240,416.80 and 2,079,934.40 is: 3,113,664.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,609.60 : 5,240,416.80 = 2,079,934.40 : x
  2. Step 2: Convert to fraction form
    3,500,609.60/5,240,416.80 = 2,079,934.40/x
  3. Step 3: Cross multiply
    3,500,609.60x = 5,240,416.80 × 2,079,934.40
  4. Step 4: Simplify right side
    3,500,609.60x = 10,899,723,172,657.92
  5. Step 5: Solve for x
    x = 10,899,723,172,657.92/3,500,609.60
  6. Step 6: Final answer
    x = 3,113,664.31

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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.