Home / 3,396,537-4,687,221.06-1,868,611.32

Finding the Fourth Proportional to 3,396,537, 4,687,221.06 and 1,868,611.32

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Solution

The fourth proportional to 3,396,537, 4,687,221.06 and 1,868,611.32 is: 2,578,683.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396,537 : 4,687,221.06 = 1,868,611.32 : x
  2. Step 2: Convert to fraction form
    3,396,537/4,687,221.06 = 1,868,611.32/x
  3. Step 3: Cross multiply
    3,396,537x = 4,687,221.06 × 1,868,611.32
  4. Step 4: Simplify right side
    3,396,537x = 8,758,594,332,058.40
  5. Step 5: Solve for x
    x = 8,758,594,332,058.40/3,396,537
  6. Step 6: Final answer
    x = 2,578,683.62

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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.