Home / 2,511,363.36-3,769,412.40-915,468.96

Finding the Fourth Proportional to 2,511,363.36, 3,769,412.40 and 915,468.96

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Solution

The fourth proportional to 2,511,363.36, 3,769,412.40 and 915,468.96 is: 1,374,066.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511,363.36 : 3,769,412.40 = 915,468.96 : x
  2. Step 2: Convert to fraction form
    2,511,363.36/3,769,412.40 = 915,468.96/x
  3. Step 3: Cross multiply
    2,511,363.36x = 3,769,412.40 × 915,468.96
  4. Step 4: Simplify right side
    2,511,363.36x = 3,450,780,049,639.10
  5. Step 5: Solve for x
    x = 3,450,780,049,639.10/2,511,363.36
  6. Step 6: Final answer
    x = 1,374,066.42

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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.