Home / 1,341,769.70-2,012,119.95-442,961.30

Finding the Fourth Proportional to 1,341,769.70, 2,012,119.95 and 442,961.30

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Solution

The fourth proportional to 1,341,769.70, 2,012,119.95 and 442,961.30 is: 664,265.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,769.70 : 2,012,119.95 = 442,961.30 : x
  2. Step 2: Convert to fraction form
    1,341,769.70/2,012,119.95 = 442,961.30/x
  3. Step 3: Cross multiply
    1,341,769.70x = 2,012,119.95 × 442,961.30
  4. Step 4: Simplify right side
    1,341,769.70x = 891,291,268,807.94
  5. Step 5: Solve for x
    x = 891,291,268,807.94/1,341,769.70
  6. Step 6: Final answer
    x = 664,265.46

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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.