Home / 1,282,001.41-1,923,005.38-523,842.87

Finding the Fourth Proportional to 1,282,001.41, 1,923,005.38 and 523,842.87

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Solution

The fourth proportional to 1,282,001.41, 1,923,005.38 and 523,842.87 is: 785,765.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,001.41 : 1,923,005.38 = 523,842.87 : x
  2. Step 2: Convert to fraction form
    1,282,001.41/1,923,005.38 = 523,842.87/x
  3. Step 3: Cross multiply
    1,282,001.41x = 1,923,005.38 × 523,842.87
  4. Step 4: Simplify right side
    1,282,001.41x = 1,007,352,657,284.64
  5. Step 5: Solve for x
    x = 1,007,352,657,284.64/1,282,001.41
  6. Step 6: Final answer
    x = 785,765.64

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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.