Home / 1,100,801.10-1,651,201.65-764,877.90

Finding the Fourth Proportional to 1,100,801.10, 1,651,201.65 and 764,877.90

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Solution

The fourth proportional to 1,100,801.10, 1,651,201.65 and 764,877.90 is: 1,147,316.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,801.10 : 1,651,201.65 = 764,877.90 : x
  2. Step 2: Convert to fraction form
    1,100,801.10/1,651,201.65 = 764,877.90/x
  3. Step 3: Cross multiply
    1,100,801.10x = 1,651,201.65 × 764,877.90
  4. Step 4: Simplify right side
    1,100,801.10x = 1,262,967,650,528.53
  5. Step 5: Solve for x
    x = 1,262,967,650,528.53/1,100,801.10
  6. Step 6: Final answer
    x = 1,147,316.85

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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.