Home / 1,403,778.19-1,937,215.22-759,198.37

Finding the Fourth Proportional to 1,403,778.19, 1,937,215.22 and 759,198.37

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Solution

The fourth proportional to 1,403,778.19, 1,937,215.22 and 759,198.37 is: 1,047,694.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,778.19 : 1,937,215.22 = 759,198.37 : x
  2. Step 2: Convert to fraction form
    1,403,778.19/1,937,215.22 = 759,198.37/x
  3. Step 3: Cross multiply
    1,403,778.19x = 1,937,215.22 × 759,198.37
  4. Step 4: Simplify right side
    1,403,778.19x = 1,470,730,627,677.12
  5. Step 5: Solve for x
    x = 1,470,730,627,677.12/1,403,778.19
  6. Step 6: Final answer
    x = 1,047,694.46

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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.