Home / 2,825,270.28-4,237,921.82-695,340.05

Finding the Fourth Proportional to 2,825,270.28, 4,237,921.82 and 695,340.05

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Solution

The fourth proportional to 2,825,270.28, 4,237,921.82 and 695,340.05 is: 1,043,014.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,270.28 : 4,237,921.82 = 695,340.05 : x
  2. Step 2: Convert to fraction form
    2,825,270.28/4,237,921.82 = 695,340.05/x
  3. Step 3: Cross multiply
    2,825,270.28x = 4,237,921.82 × 695,340.05
  4. Step 4: Simplify right side
    2,825,270.28x = 2,946,796,750,763.63
  5. Step 5: Solve for x
    x = 2,946,796,750,763.63/2,825,270.28
  6. Step 6: Final answer
    x = 1,043,014.10

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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.