Home / 1,294,561.80-1,941,497.10-396,001.80

Finding the Fourth Proportional to 1,294,561.80, 1,941,497.10 and 396,001.80

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Solution

The fourth proportional to 1,294,561.80, 1,941,497.10 and 396,001.80 is: 593,896.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,561.80 : 1,941,497.10 = 396,001.80 : x
  2. Step 2: Convert to fraction form
    1,294,561.80/1,941,497.10 = 396,001.80/x
  3. Step 3: Cross multiply
    1,294,561.80x = 1,941,497.10 × 396,001.80
  4. Step 4: Simplify right side
    1,294,561.80x = 768,836,346,294.78
  5. Step 5: Solve for x
    x = 768,836,346,294.78/1,294,561.80
  6. Step 6: Final answer
    x = 593,896.98

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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.