Home / 1,939,165.50-2,909,063.43-573,077.82

Finding the Fourth Proportional to 1,939,165.50, 2,909,063.43 and 573,077.82

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Solution

The fourth proportional to 1,939,165.50, 2,909,063.43 and 573,077.82 is: 859,709.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,165.50 : 2,909,063.43 = 573,077.82 : x
  2. Step 2: Convert to fraction form
    1,939,165.50/2,909,063.43 = 573,077.82/x
  3. Step 3: Cross multiply
    1,939,165.50x = 2,909,063.43 × 573,077.82
  4. Step 4: Simplify right side
    1,939,165.50x = 1,667,119,728,706.12
  5. Step 5: Solve for x
    x = 1,667,119,728,706.12/1,939,165.50
  6. Step 6: Final answer
    x = 859,709.87

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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.