Home / 2,637,645.30-3,956,425.02-840,504.51

Finding the Fourth Proportional to 2,637,645.30, 3,956,425.02 and 840,504.51

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Solution

The fourth proportional to 2,637,645.30, 3,956,425.02 and 840,504.51 is: 1,260,743.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637,645.30 : 3,956,425.02 = 840,504.51 : x
  2. Step 2: Convert to fraction form
    2,637,645.30/3,956,425.02 = 840,504.51/x
  3. Step 3: Cross multiply
    2,637,645.30x = 3,956,425.02 × 840,504.51
  4. Step 4: Simplify right side
    2,637,645.30x = 3,325,393,072,786.84
  5. Step 5: Solve for x
    x = 3,325,393,072,786.84/2,637,645.30
  6. Step 6: Final answer
    x = 1,260,743.09

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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.