Home / 1,643,218.83-2,267,253.21-954,481.50

Finding the Fourth Proportional to 1,643,218.83, 2,267,253.21 and 954,481.50

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Solution

The fourth proportional to 1,643,218.83, 2,267,253.21 and 954,481.50 is: 1,316,958.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,218.83 : 2,267,253.21 = 954,481.50 : x
  2. Step 2: Convert to fraction form
    1,643,218.83/2,267,253.21 = 954,481.50/x
  3. Step 3: Cross multiply
    1,643,218.83x = 2,267,253.21 × 954,481.50
  4. Step 4: Simplify right side
    1,643,218.83x = 2,164,051,244,760.62
  5. Step 5: Solve for x
    x = 2,164,051,244,760.62/1,643,218.83
  6. Step 6: Final answer
    x = 1,316,958.65

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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.