Home / 1,330,955.66-1,996,769.38-371,410.46

Finding the Fourth Proportional to 1,330,955.66, 1,996,769.38 and 371,410.46

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Solution

The fourth proportional to 1,330,955.66, 1,996,769.38 and 371,410.46 is: 557,209.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,955.66 : 1,996,769.38 = 371,410.46 : x
  2. Step 2: Convert to fraction form
    1,330,955.66/1,996,769.38 = 371,410.46/x
  3. Step 3: Cross multiply
    1,330,955.66x = 1,996,769.38 × 371,410.46
  4. Step 4: Simplify right side
    1,330,955.66x = 741,621,023,027.34
  5. Step 5: Solve for x
    x = 741,621,023,027.34/1,330,955.66
  6. Step 6: Final answer
    x = 557,209.42

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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.