Home / 1,501,165.71-2,071,579.05-856,481.85

Finding the Fourth Proportional to 1,501,165.71, 2,071,579.05 and 856,481.85

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Solution

The fourth proportional to 1,501,165.71, 2,071,579.05 and 856,481.85 is: 1,181,928.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,165.71 : 2,071,579.05 = 856,481.85 : x
  2. Step 2: Convert to fraction form
    1,501,165.71/2,071,579.05 = 856,481.85/x
  3. Step 3: Cross multiply
    1,501,165.71x = 2,071,579.05 × 856,481.85
  4. Step 4: Simplify right side
    1,501,165.71x = 1,774,269,857,165.24
  5. Step 5: Solve for x
    x = 1,774,269,857,165.24/1,501,165.71
  6. Step 6: Final answer
    x = 1,181,928.05

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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.