Home / 1,284,252.59-1,773,459.90-961,402.19

Finding the Fourth Proportional to 1,284,252.59, 1,773,459.90 and 961,402.19

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Solution

The fourth proportional to 1,284,252.59, 1,773,459.90 and 961,402.19 is: 1,327,626.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,252.59 : 1,773,459.90 = 961,402.19 : x
  2. Step 2: Convert to fraction form
    1,284,252.59/1,773,459.90 = 961,402.19/x
  3. Step 3: Cross multiply
    1,284,252.59x = 1,773,459.90 × 961,402.19
  4. Step 4: Simplify right side
    1,284,252.59x = 1,705,008,222,869.88
  5. Step 5: Solve for x
    x = 1,705,008,222,869.88/1,284,252.59
  6. Step 6: Final answer
    x = 1,327,626.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.