Home / 2,706,918.72-4,060,381.16-813,660.16

Finding the Fourth Proportional to 2,706,918.72, 4,060,381.16 and 813,660.16

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Solution

The fourth proportional to 2,706,918.72, 4,060,381.16 and 813,660.16 is: 1,220,491.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,706,918.72 : 4,060,381.16 = 813,660.16 : x
  2. Step 2: Convert to fraction form
    2,706,918.72/4,060,381.16 = 813,660.16/x
  3. Step 3: Cross multiply
    2,706,918.72x = 4,060,381.16 × 813,660.16
  4. Step 4: Simplify right side
    2,706,918.72x = 3,303,770,384,306.59
  5. Step 5: Solve for x
    x = 3,303,770,384,306.59/2,706,918.72
  6. Step 6: Final answer
    x = 1,220,491.17

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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.