Home / 1,011,532.50-1,396,011.36-552,716.78

Finding the Fourth Proportional to 1,011,532.50, 1,396,011.36 and 552,716.78

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Solution

The fourth proportional to 1,011,532.50, 1,396,011.36 and 552,716.78 is: 762,801.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,532.50 : 1,396,011.36 = 552,716.78 : x
  2. Step 2: Convert to fraction form
    1,011,532.50/1,396,011.36 = 552,716.78/x
  3. Step 3: Cross multiply
    1,011,532.50x = 1,396,011.36 × 552,716.78
  4. Step 4: Simplify right side
    1,011,532.50x = 771,598,903,742.62
  5. Step 5: Solve for x
    x = 771,598,903,742.62/1,011,532.50
  6. Step 6: Final answer
    x = 762,801.89

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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.