Home / 3,218,892.60-4,828,338.90-1,224,089.40

Finding the Fourth Proportional to 3,218,892.60, 4,828,338.90 and 1,224,089.40

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Solution

The fourth proportional to 3,218,892.60, 4,828,338.90 and 1,224,089.40 is: 1,836,134.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,892.60 : 4,828,338.90 = 1,224,089.40 : x
  2. Step 2: Convert to fraction form
    3,218,892.60/4,828,338.90 = 1,224,089.40/x
  3. Step 3: Cross multiply
    3,218,892.60x = 4,828,338.90 × 1,224,089.40
  4. Step 4: Simplify right side
    3,218,892.60x = 5,910,318,467,097.66
  5. Step 5: Solve for x
    x = 5,910,318,467,097.66/3,218,892.60
  6. Step 6: Final answer
    x = 1,836,134.10

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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.