Home / 1,467,110.10-2,200,665.15-520,357.80

Finding the Fourth Proportional to 1,467,110.10, 2,200,665.15 and 520,357.80

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Solution

The fourth proportional to 1,467,110.10, 2,200,665.15 and 520,357.80 is: 780,536.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,110.10 : 2,200,665.15 = 520,357.80 : x
  2. Step 2: Convert to fraction form
    1,467,110.10/2,200,665.15 = 520,357.80/x
  3. Step 3: Cross multiply
    1,467,110.10x = 2,200,665.15 × 520,357.80
  4. Step 4: Simplify right side
    1,467,110.10x = 1,145,133,275,990.67
  5. Step 5: Solve for x
    x = 1,145,133,275,990.67/1,467,110.10
  6. Step 6: Final answer
    x = 780,536.70

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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.