Home / 1,755,509.28-2,633,920.01-691,293.21

Finding the Fourth Proportional to 1,755,509.28, 2,633,920.01 and 691,293.21

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Solution

The fourth proportional to 1,755,509.28, 2,633,920.01 and 691,293.21 is: 1,037,198.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,509.28 : 2,633,920.01 = 691,293.21 : x
  2. Step 2: Convert to fraction form
    1,755,509.28/2,633,920.01 = 691,293.21/x
  3. Step 3: Cross multiply
    1,755,509.28x = 2,633,920.01 × 691,293.21
  4. Step 4: Simplify right side
    1,755,509.28x = 1,820,811,018,596.13
  5. Step 5: Solve for x
    x = 1,820,811,018,596.13/1,755,509.28
  6. Step 6: Final answer
    x = 1,037,198.17

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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.