Home / 5,787,139.51-8,678,936.40-4,001,497.75

Finding the Fourth Proportional to 5,787,139.51, 8,678,936.40 and 4,001,497.75

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Solution

The fourth proportional to 5,787,139.51, 8,678,936.40 and 4,001,497.75 is: 6,001,020.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,787,139.51 : 8,678,936.40 = 4,001,497.75 : x
  2. Step 2: Convert to fraction form
    5,787,139.51/8,678,936.40 = 4,001,497.75/x
  3. Step 3: Cross multiply
    5,787,139.51x = 8,678,936.40 × 4,001,497.75
  4. Step 4: Simplify right side
    5,787,139.51x = 34,728,744,476,993.10
  5. Step 5: Solve for x
    x = 34,728,744,476,993.10/5,787,139.51
  6. Step 6: Final answer
    x = 6,001,020.78

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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.