Home / 2,872,918.29-3,964,639.25-1,583,730.39

Finding the Fourth Proportional to 2,872,918.29, 3,964,639.25 and 1,583,730.39

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Solution

The fourth proportional to 2,872,918.29, 3,964,639.25 and 1,583,730.39 is: 2,185,554.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,918.29 : 3,964,639.25 = 1,583,730.39 : x
  2. Step 2: Convert to fraction form
    2,872,918.29/3,964,639.25 = 1,583,730.39/x
  3. Step 3: Cross multiply
    2,872,918.29x = 3,964,639.25 × 1,583,730.39
  4. Step 4: Simplify right side
    2,872,918.29x = 6,278,919,665,611.81
  5. Step 5: Solve for x
    x = 6,278,919,665,611.81/2,872,918.29
  6. Step 6: Final answer
    x = 2,185,554.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.