Home / 1,678,522.71-2,316,361.67-914,576.27

Finding the Fourth Proportional to 1,678,522.71, 2,316,361.67 and 914,576.27

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Solution

The fourth proportional to 1,678,522.71, 2,316,361.67 and 914,576.27 is: 1,262,115.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,522.71 : 2,316,361.67 = 914,576.27 : x
  2. Step 2: Convert to fraction form
    1,678,522.71/2,316,361.67 = 914,576.27/x
  3. Step 3: Cross multiply
    1,678,522.71x = 2,316,361.67 × 914,576.27
  4. Step 4: Simplify right side
    1,678,522.71x = 2,118,489,411,546.69
  5. Step 5: Solve for x
    x = 2,118,489,411,546.69/1,678,522.71
  6. Step 6: Final answer
    x = 1,262,115.43

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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.