Home / 1,256,712.77-1,734,211.81-683,755.22

Finding the Fourth Proportional to 1,256,712.77, 1,734,211.81 and 683,755.22

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Solution

The fourth proportional to 1,256,712.77, 1,734,211.81 and 683,755.22 is: 943,554.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,712.77 : 1,734,211.81 = 683,755.22 : x
  2. Step 2: Convert to fraction form
    1,256,712.77/1,734,211.81 = 683,755.22/x
  3. Step 3: Cross multiply
    1,256,712.77x = 1,734,211.81 × 683,755.22
  4. Step 4: Simplify right side
    1,256,712.77x = 1,185,776,377,673.15
  5. Step 5: Solve for x
    x = 1,185,776,377,673.15/1,256,712.77
  6. Step 6: Final answer
    x = 943,554.01

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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.