Home / 1,267,037.24-1,748,511.72-694,097.78

Finding the Fourth Proportional to 1,267,037.24, 1,748,511.72 and 694,097.78

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Solution

The fourth proportional to 1,267,037.24, 1,748,511.72 and 694,097.78 is: 957,855.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,037.24 : 1,748,511.72 = 694,097.78 : x
  2. Step 2: Convert to fraction form
    1,267,037.24/1,748,511.72 = 694,097.78/x
  3. Step 3: Cross multiply
    1,267,037.24x = 1,748,511.72 × 694,097.78
  4. Step 4: Simplify right side
    1,267,037.24x = 1,213,638,103,155.98
  5. Step 5: Solve for x
    x = 1,213,638,103,155.98/1,267,037.24
  6. Step 6: Final answer
    x = 957,855.12

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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.