Home / 1,463,439.40-2,019,860.10-890,664.04

Finding the Fourth Proportional to 1,463,439.40, 2,019,860.10 and 890,664.04

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Solution

The fourth proportional to 1,463,439.40, 2,019,860.10 and 890,664.04 is: 1,229,307.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,439.40 : 2,019,860.10 = 890,664.04 : x
  2. Step 2: Convert to fraction form
    1,463,439.40/2,019,860.10 = 890,664.04/x
  3. Step 3: Cross multiply
    1,463,439.40x = 2,019,860.10 × 890,664.04
  4. Step 4: Simplify right side
    1,463,439.40x = 1,799,016,756,900.80
  5. Step 5: Solve for x
    x = 1,799,016,756,900.80/1,463,439.40
  6. Step 6: Final answer
    x = 1,229,307.31

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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.