Home / 1,259,508.36-1,738,055.96-715,568.66

Finding the Fourth Proportional to 1,259,508.36, 1,738,055.96 and 715,568.66

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Solution

The fourth proportional to 1,259,508.36, 1,738,055.96 and 715,568.66 is: 987,447.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,508.36 : 1,738,055.96 = 715,568.66 : x
  2. Step 2: Convert to fraction form
    1,259,508.36/1,738,055.96 = 715,568.66/x
  3. Step 3: Cross multiply
    1,259,508.36x = 1,738,055.96 × 715,568.66
  4. Step 4: Simplify right side
    1,259,508.36x = 1,243,698,374,302.21
  5. Step 5: Solve for x
    x = 1,243,698,374,302.21/1,259,508.36
  6. Step 6: Final answer
    x = 987,447.49

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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.