Home / 1,526,774.88-2,290,949.67-628,880.16

Finding the Fourth Proportional to 1,526,774.88, 2,290,949.67 and 628,880.16

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Solution

The fourth proportional to 1,526,774.88, 2,290,949.67 and 628,880.16 is: 943,644.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,774.88 : 2,290,949.67 = 628,880.16 : x
  2. Step 2: Convert to fraction form
    1,526,774.88/2,290,949.67 = 628,880.16/x
  3. Step 3: Cross multiply
    1,526,774.88x = 2,290,949.67 × 628,880.16
  4. Step 4: Simplify right side
    1,526,774.88x = 1,440,732,795,021.55
  5. Step 5: Solve for x
    x = 1,440,732,795,021.55/1,526,774.88
  6. Step 6: Final answer
    x = 943,644.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.