Home / 1,725,306.60-2,586,015.90-827,178.60

Finding the Fourth Proportional to 1,725,306.60, 2,586,015.90 and 827,178.60

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Solution

The fourth proportional to 1,725,306.60, 2,586,015.90 and 827,178.60 is: 1,239,835.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725,306.60 : 2,586,015.90 = 827,178.60 : x
  2. Step 2: Convert to fraction form
    1,725,306.60/2,586,015.90 = 827,178.60/x
  3. Step 3: Cross multiply
    1,725,306.60x = 2,586,015.90 × 827,178.60
  4. Step 4: Simplify right side
    1,725,306.60x = 2,139,097,011,739.74
  5. Step 5: Solve for x
    x = 2,139,097,011,739.74/1,725,306.60
  6. Step 6: Final answer
    x = 1,239,835.87

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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.