Home / 2,085,416.80-3,128,125.20-737,568.70

Finding the Fourth Proportional to 2,085,416.80, 3,128,125.20 and 737,568.70

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Solution

The fourth proportional to 2,085,416.80, 3,128,125.20 and 737,568.70 is: 1,106,353.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,416.80 : 3,128,125.20 = 737,568.70 : x
  2. Step 2: Convert to fraction form
    2,085,416.80/3,128,125.20 = 737,568.70/x
  3. Step 3: Cross multiply
    2,085,416.80x = 3,128,125.20 × 737,568.70
  4. Step 4: Simplify right side
    2,085,416.80x = 2,307,207,237,201.24
  5. Step 5: Solve for x
    x = 2,307,207,237,201.24/2,085,416.80
  6. Step 6: Final answer
    x = 1,106,353.05

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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.