Home / 1,341,419.04-2,012,376.96-442,923.36

Finding the Fourth Proportional to 1,341,419.04, 2,012,376.96 and 442,923.36

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Solution

The fourth proportional to 1,341,419.04, 2,012,376.96 and 442,923.36 is: 664,467.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,419.04 : 2,012,376.96 = 442,923.36 : x
  2. Step 2: Convert to fraction form
    1,341,419.04/2,012,376.96 = 442,923.36/x
  3. Step 3: Cross multiply
    1,341,419.04x = 2,012,376.96 × 442,923.36
  4. Step 4: Simplify right side
    1,341,419.04x = 891,328,764,709.79
  5. Step 5: Solve for x
    x = 891,328,764,709.79/1,341,419.04
  6. Step 6: Final answer
    x = 664,467.06

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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.