Home / 3,480,018.86-5,218,340.65-2,041,172.44

Finding the Fourth Proportional to 3,480,018.86, 5,218,340.65 and 2,041,172.44

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Solution

The fourth proportional to 3,480,018.86, 5,218,340.65 and 2,041,172.44 is: 3,060,768.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480,018.86 : 5,218,340.65 = 2,041,172.44 : x
  2. Step 2: Convert to fraction form
    3,480,018.86/5,218,340.65 = 2,041,172.44/x
  3. Step 3: Cross multiply
    3,480,018.86x = 5,218,340.65 × 2,041,172.44
  4. Step 4: Simplify right side
    3,480,018.86x = 10,651,533,117,311.69
  5. Step 5: Solve for x
    x = 10,651,533,117,311.69/3,480,018.86
  6. Step 6: Final answer
    x = 3,060,768.79

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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.