Home / 1,436,089.20-2,154,133.80-1,347,515.70

Finding the Fourth Proportional to 1,436,089.20, 2,154,133.80 and 1,347,515.70

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Solution

The fourth proportional to 1,436,089.20, 2,154,133.80 and 1,347,515.70 is: 2,021,273.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,089.20 : 2,154,133.80 = 1,347,515.70 : x
  2. Step 2: Convert to fraction form
    1,436,089.20/2,154,133.80 = 1,347,515.70/x
  3. Step 3: Cross multiply
    1,436,089.20x = 2,154,133.80 × 1,347,515.70
  4. Step 4: Simplify right side
    1,436,089.20x = 2,902,729,115,400.66
  5. Step 5: Solve for x
    x = 2,902,729,115,400.66/1,436,089.20
  6. Step 6: Final answer
    x = 2,021,273.55

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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.