Home / 1,243,943.85-1,717,172.18-836,282.13

Finding the Fourth Proportional to 1,243,943.85, 1,717,172.18 and 836,282.13

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Solution

The fourth proportional to 1,243,943.85, 1,717,172.18 and 836,282.13 is: 1,154,425.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,943.85 : 1,717,172.18 = 836,282.13 : x
  2. Step 2: Convert to fraction form
    1,243,943.85/1,717,172.18 = 836,282.13/x
  3. Step 3: Cross multiply
    1,243,943.85x = 1,717,172.18 × 836,282.13
  4. Step 4: Simplify right side
    1,243,943.85x = 1,436,040,408,267.14
  5. Step 5: Solve for x
    x = 1,436,040,408,267.14/1,243,943.85
  6. Step 6: Final answer
    x = 1,154,425.43

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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.