Home / 2,918,936.66-4,376,935.04-972,976.25

Finding the Fourth Proportional to 2,918,936.66, 4,376,935.04 and 972,976.25

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Solution

The fourth proportional to 2,918,936.66, 4,376,935.04 and 972,976.25 is: 1,458,974.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,936.66 : 4,376,935.04 = 972,976.25 : x
  2. Step 2: Convert to fraction form
    2,918,936.66/4,376,935.04 = 972,976.25/x
  3. Step 3: Cross multiply
    2,918,936.66x = 4,376,935.04 × 972,976.25
  4. Step 4: Simplify right side
    2,918,936.66x = 4,258,653,847,790.26
  5. Step 5: Solve for x
    x = 4,258,653,847,790.26/2,918,936.66
  6. Step 6: Final answer
    x = 1,458,974.40

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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.