Home / 3,212,503.32-4,811,400.18-1,615,520.28

Finding the Fourth Proportional to 3,212,503.32, 4,811,400.18 and 1,615,520.28

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Solution

The fourth proportional to 3,212,503.32, 4,811,400.18 and 1,615,520.28 is: 2,419,581.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212,503.32 : 4,811,400.18 = 1,615,520.28 : x
  2. Step 2: Convert to fraction form
    3,212,503.32/4,811,400.18 = 1,615,520.28/x
  3. Step 3: Cross multiply
    3,212,503.32x = 4,811,400.18 × 1,615,520.28
  4. Step 4: Simplify right side
    3,212,503.32x = 7,772,914,565,985.65
  5. Step 5: Solve for x
    x = 7,772,914,565,985.65/3,212,503.32
  6. Step 6: Final answer
    x = 2,419,581.80

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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.