Home / 1,775,772.40-2,664,004.20-764,892.40

Finding the Fourth Proportional to 1,775,772.40, 2,664,004.20 and 764,892.40

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Solution

The fourth proportional to 1,775,772.40, 2,664,004.20 and 764,892.40 is: 1,147,487.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,772.40 : 2,664,004.20 = 764,892.40 : x
  2. Step 2: Convert to fraction form
    1,775,772.40/2,664,004.20 = 764,892.40/x
  3. Step 3: Cross multiply
    1,775,772.40x = 2,664,004.20 × 764,892.40
  4. Step 4: Simplify right side
    1,775,772.40x = 2,037,676,566,148.08
  5. Step 5: Solve for x
    x = 2,037,676,566,148.08/1,775,772.40
  6. Step 6: Final answer
    x = 1,147,487.46

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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.