Home / 1,523,347.20-2,284,364.70-764,895.60

Finding the Fourth Proportional to 1,523,347.20, 2,284,364.70 and 764,895.60

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Solution

The fourth proportional to 1,523,347.20, 2,284,364.70 and 764,895.60 is: 1,147,013.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523,347.20 : 2,284,364.70 = 764,895.60 : x
  2. Step 2: Convert to fraction form
    1,523,347.20/2,284,364.70 = 764,895.60/x
  3. Step 3: Cross multiply
    1,523,347.20x = 2,284,364.70 × 764,895.60
  4. Step 4: Simplify right side
    1,523,347.20x = 1,747,300,507,825.32
  5. Step 5: Solve for x
    x = 1,747,300,507,825.32/1,523,347.20
  6. Step 6: Final answer
    x = 1,147,013.96

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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.