Home / 1,137,622.44-1,569,784.68-628,294.44

Finding the Fourth Proportional to 1,137,622.44, 1,569,784.68 and 628,294.44

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Solution

The fourth proportional to 1,137,622.44, 1,569,784.68 and 628,294.44 is: 866,972.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,622.44 : 1,569,784.68 = 628,294.44 : x
  2. Step 2: Convert to fraction form
    1,137,622.44/1,569,784.68 = 628,294.44/x
  3. Step 3: Cross multiply
    1,137,622.44x = 1,569,784.68 × 628,294.44
  4. Step 4: Simplify right side
    1,137,622.44x = 986,286,986,441.18
  5. Step 5: Solve for x
    x = 986,286,986,441.18/1,137,622.44
  6. Step 6: Final answer
    x = 866,972.16

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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.