Home / 1,617,044.10-2,425,573.35-418,881.30

Finding the Fourth Proportional to 1,617,044.10, 2,425,573.35 and 418,881.30

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Solution

The fourth proportional to 1,617,044.10, 2,425,573.35 and 418,881.30 is: 628,323.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,044.10 : 2,425,573.35 = 418,881.30 : x
  2. Step 2: Convert to fraction form
    1,617,044.10/2,425,573.35 = 418,881.30/x
  3. Step 3: Cross multiply
    1,617,044.10x = 2,425,573.35 × 418,881.30
  4. Step 4: Simplify right side
    1,617,044.10x = 1,016,027,318,093.36
  5. Step 5: Solve for x
    x = 1,016,027,318,093.36/1,617,044.10
  6. Step 6: Final answer
    x = 628,323.82

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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.