Home / 1,048,849.20-1,573,662.60-1,009,969.20

Finding the Fourth Proportional to 1,048,849.20, 1,573,662.60 and 1,009,969.20

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Solution

The fourth proportional to 1,048,849.20, 1,573,662.60 and 1,009,969.20 is: 1,515,328.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,849.20 : 1,573,662.60 = 1,009,969.20 : x
  2. Step 2: Convert to fraction form
    1,048,849.20/1,573,662.60 = 1,009,969.20/x
  3. Step 3: Cross multiply
    1,048,849.20x = 1,573,662.60 × 1,009,969.20
  4. Step 4: Simplify right side
    1,048,849.20x = 1,589,350,757,191.92
  5. Step 5: Solve for x
    x = 1,589,350,757,191.92/1,048,849.20
  6. Step 6: Final answer
    x = 1,515,328.19

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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.