Home / 1,284,081-1,924,447.52-715,439.12

Finding the Fourth Proportional to 1,284,081, 1,924,447.52 and 715,439.12

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Solution

The fourth proportional to 1,284,081, 1,924,447.52 and 715,439.12 is: 1,072,226.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,081 : 1,924,447.52 = 715,439.12 : x
  2. Step 2: Convert to fraction form
    1,284,081/1,924,447.52 = 715,439.12/x
  3. Step 3: Cross multiply
    1,284,081x = 1,924,447.52 × 715,439.12
  4. Step 4: Simplify right side
    1,284,081x = 1,376,825,040,194.98
  5. Step 5: Solve for x
    x = 1,376,825,040,194.98/1,284,081
  6. Step 6: Final answer
    x = 1,072,226.00

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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.