Home / 1,951,309.60-2,927,015.76-531,394.72

Finding the Fourth Proportional to 1,951,309.60, 2,927,015.76 and 531,394.72

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Solution

The fourth proportional to 1,951,309.60, 2,927,015.76 and 531,394.72 is: 797,106.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951,309.60 : 2,927,015.76 = 531,394.72 : x
  2. Step 2: Convert to fraction form
    1,951,309.60/2,927,015.76 = 531,394.72/x
  3. Step 3: Cross multiply
    1,951,309.60x = 2,927,015.76 × 531,394.72
  4. Step 4: Simplify right side
    1,951,309.60x = 1,555,400,720,220.79
  5. Step 5: Solve for x
    x = 1,555,400,720,220.79/1,951,309.60
  6. Step 6: Final answer
    x = 797,106.07

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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.