Home / 1,259,506.36-1,738,053.20-715,566.66

Finding the Fourth Proportional to 1,259,506.36, 1,738,053.20 and 715,566.66

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Solution

The fourth proportional to 1,259,506.36, 1,738,053.20 and 715,566.66 is: 987,444.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,506.36 : 1,738,053.20 = 715,566.66 : x
  2. Step 2: Convert to fraction form
    1,259,506.36/1,738,053.20 = 715,566.66/x
  3. Step 3: Cross multiply
    1,259,506.36x = 1,738,053.20 × 715,566.66
  4. Step 4: Simplify right side
    1,259,506.36x = 1,243,692,914,472.47
  5. Step 5: Solve for x
    x = 1,243,692,914,472.47/1,259,506.36
  6. Step 6: Final answer
    x = 987,444.73

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.