Home / 1,299,361.92-1,948,775.04-500,369.28

Finding the Fourth Proportional to 1,299,361.92, 1,948,775.04 and 500,369.28

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Solution

The fourth proportional to 1,299,361.92, 1,948,775.04 and 500,369.28 is: 750,450.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,361.92 : 1,948,775.04 = 500,369.28 : x
  2. Step 2: Convert to fraction form
    1,299,361.92/1,948,775.04 = 500,369.28/x
  3. Step 3: Cross multiply
    1,299,361.92x = 1,948,775.04 × 500,369.28
  4. Step 4: Simplify right side
    1,299,361.92x = 975,107,163,646.77
  5. Step 5: Solve for x
    x = 975,107,163,646.77/1,299,361.92
  6. Step 6: Final answer
    x = 750,450.78

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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.