Home / 1,181,969.40-1,772,435.70-471,761.40

Finding the Fourth Proportional to 1,181,969.40, 1,772,435.70 and 471,761.40

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Solution

The fourth proportional to 1,181,969.40, 1,772,435.70 and 471,761.40 is: 707,435.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,969.40 : 1,772,435.70 = 471,761.40 : x
  2. Step 2: Convert to fraction form
    1,181,969.40/1,772,435.70 = 471,761.40/x
  3. Step 3: Cross multiply
    1,181,969.40x = 1,772,435.70 × 471,761.40
  4. Step 4: Simplify right side
    1,181,969.40x = 836,166,747,241.98
  5. Step 5: Solve for x
    x = 836,166,747,241.98/1,181,969.40
  6. Step 6: Final answer
    x = 707,435.19

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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.