Home / 2,637,595.38-3,956,349.47-840,454.46

Finding the Fourth Proportional to 2,637,595.38, 3,956,349.47 and 840,454.46

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Solution

The fourth proportional to 2,637,595.38, 3,956,349.47 and 840,454.46 is: 1,260,667.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637,595.38 : 3,956,349.47 = 840,454.46 : x
  2. Step 2: Convert to fraction form
    2,637,595.38/3,956,349.47 = 840,454.46/x
  3. Step 3: Cross multiply
    2,637,595.38x = 3,956,349.47 × 840,454.46
  4. Step 4: Simplify right side
    2,637,595.38x = 3,325,131,533,396.12
  5. Step 5: Solve for x
    x = 3,325,131,533,396.12/2,637,595.38
  6. Step 6: Final answer
    x = 1,260,667.79

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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.