Home / 2,637,641.07-3,956,418.27-840,499.74

Finding the Fourth Proportional to 2,637,641.07, 3,956,418.27 and 840,499.74

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Solution

The fourth proportional to 2,637,641.07, 3,956,418.27 and 840,499.74 is: 1,260,735.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637,641.07 : 3,956,418.27 = 840,499.74 : x
  2. Step 2: Convert to fraction form
    2,637,641.07/3,956,418.27 = 840,499.74/x
  3. Step 3: Cross multiply
    2,637,641.07x = 3,956,418.27 × 840,499.74
  4. Step 4: Simplify right side
    2,637,641.07x = 3,325,368,527,266.25
  5. Step 5: Solve for x
    x = 3,325,368,527,266.25/2,637,641.07
  6. Step 6: Final answer
    x = 1,260,735.80

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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.