Home / 1,669,187.34-2,501,954.45-859,620.79

Finding the Fourth Proportional to 1,669,187.34, 2,501,954.45 and 859,620.79

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Solution

The fourth proportional to 1,669,187.34, 2,501,954.45 and 859,620.79 is: 1,288,490.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,187.34 : 2,501,954.45 = 859,620.79 : x
  2. Step 2: Convert to fraction form
    1,669,187.34/2,501,954.45 = 859,620.79/x
  3. Step 3: Cross multiply
    1,669,187.34x = 2,501,954.45 × 859,620.79
  4. Step 4: Simplify right side
    1,669,187.34x = 2,150,732,060,853.02
  5. Step 5: Solve for x
    x = 2,150,732,060,853.02/1,669,187.34
  6. Step 6: Final answer
    x = 1,288,490.52

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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.