Home / 1,617,055.60-2,425,590.60-418,892.80

Finding the Fourth Proportional to 1,617,055.60, 2,425,590.60 and 418,892.80

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Solution

The fourth proportional to 1,617,055.60, 2,425,590.60 and 418,892.80 is: 628,341.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,055.60 : 2,425,590.60 = 418,892.80 : x
  2. Step 2: Convert to fraction form
    1,617,055.60/2,425,590.60 = 418,892.80/x
  3. Step 3: Cross multiply
    1,617,055.60x = 2,425,590.60 × 418,892.80
  4. Step 4: Simplify right side
    1,617,055.60x = 1,016,062,438,087.68
  5. Step 5: Solve for x
    x = 1,016,062,438,087.68/1,617,055.60
  6. Step 6: Final answer
    x = 628,341.07

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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.