Home / 1,171,039.14-1,755,203.31-538,625.70

Finding the Fourth Proportional to 1,171,039.14, 1,755,203.31 and 538,625.70

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Solution

The fourth proportional to 1,171,039.14, 1,755,203.31 and 538,625.70 is: 807,315.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,039.14 : 1,755,203.31 = 538,625.70 : x
  2. Step 2: Convert to fraction form
    1,171,039.14/1,755,203.31 = 538,625.70/x
  3. Step 3: Cross multiply
    1,171,039.14x = 1,755,203.31 × 538,625.70
  4. Step 4: Simplify right side
    1,171,039.14x = 945,397,611,491.07
  5. Step 5: Solve for x
    x = 945,397,611,491.07/1,171,039.14
  6. Step 6: Final answer
    x = 807,315.13

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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.