Home / 2,637,387.54-3,956,678.01-840,373.38

Finding the Fourth Proportional to 2,637,387.54, 3,956,678.01 and 840,373.38

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Solution

The fourth proportional to 2,637,387.54, 3,956,678.01 and 840,373.38 is: 1,260,750.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637,387.54 : 3,956,678.01 = 840,373.38 : x
  2. Step 2: Convert to fraction form
    2,637,387.54/3,956,678.01 = 840,373.38/x
  3. Step 3: Cross multiply
    2,637,387.54x = 3,956,678.01 × 840,373.38
  4. Step 4: Simplify right side
    2,637,387.54x = 3,325,086,872,835.37
  5. Step 5: Solve for x
    x = 3,325,086,872,835.37/2,637,387.54
  6. Step 6: Final answer
    x = 1,260,750.20

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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.