Home / 1,136,758.24-1,704,943.56-378,513.72

Finding the Fourth Proportional to 1,136,758.24, 1,704,943.56 and 378,513.72

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Solution

The fourth proportional to 1,136,758.24, 1,704,943.56 and 378,513.72 is: 567,706.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,758.24 : 1,704,943.56 = 378,513.72 : x
  2. Step 2: Convert to fraction form
    1,136,758.24/1,704,943.56 = 378,513.72/x
  3. Step 3: Cross multiply
    1,136,758.24x = 1,704,943.56 × 378,513.72
  4. Step 4: Simplify right side
    1,136,758.24x = 645,344,529,285.64
  5. Step 5: Solve for x
    x = 645,344,529,285.64/1,136,758.24
  6. Step 6: Final answer
    x = 567,706.05

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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.