Home / 1,112,960.50-1,535,885.64-629,515.24

Finding the Fourth Proportional to 1,112,960.50, 1,535,885.64 and 629,515.24

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Solution

The fourth proportional to 1,112,960.50, 1,535,885.64 and 629,515.24 is: 868,731.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,960.50 : 1,535,885.64 = 629,515.24 : x
  2. Step 2: Convert to fraction form
    1,112,960.50/1,535,885.64 = 629,515.24/x
  3. Step 3: Cross multiply
    1,112,960.50x = 1,535,885.64 × 629,515.24
  4. Step 4: Simplify right side
    1,112,960.50x = 966,863,417,277.15
  5. Step 5: Solve for x
    x = 966,863,417,277.15/1,112,960.50
  6. Step 6: Final answer
    x = 868,731.12

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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.