Home / 1,350,202.40-2,026,081.20-509,357.60

Finding the Fourth Proportional to 1,350,202.40, 2,026,081.20 and 509,357.60

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Solution

The fourth proportional to 1,350,202.40, 2,026,081.20 and 509,357.60 is: 764,329.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,202.40 : 2,026,081.20 = 509,357.60 : x
  2. Step 2: Convert to fraction form
    1,350,202.40/2,026,081.20 = 509,357.60/x
  3. Step 3: Cross multiply
    1,350,202.40x = 2,026,081.20 × 509,357.60
  4. Step 4: Simplify right side
    1,350,202.40x = 1,031,999,857,437.12
  5. Step 5: Solve for x
    x = 1,031,999,857,437.12/1,350,202.40
  6. Step 6: Final answer
    x = 764,329.75

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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.