Home / 3,906,946-5,862,419.28-1,859,923.36

Finding the Fourth Proportional to 3,906,946, 5,862,419.28 and 1,859,923.36

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Solution

The fourth proportional to 3,906,946, 5,862,419.28 and 1,859,923.36 is: 2,790,837.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,906,946 : 5,862,419.28 = 1,859,923.36 : x
  2. Step 2: Convert to fraction form
    3,906,946/5,862,419.28 = 1,859,923.36/x
  3. Step 3: Cross multiply
    3,906,946x = 5,862,419.28 × 1,859,923.36
  4. Step 4: Simplify right side
    3,906,946x = 10,903,650,564,986.38
  5. Step 5: Solve for x
    x = 10,903,650,564,986.38/3,906,946
  6. Step 6: Final answer
    x = 2,790,837.28

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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.