Home / 1,345,458.29-1,857,182.31-801,764.60

Finding the Fourth Proportional to 1,345,458.29, 1,857,182.31 and 801,764.60

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Solution

The fourth proportional to 1,345,458.29, 1,857,182.31 and 801,764.60 is: 1,106,703.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,458.29 : 1,857,182.31 = 801,764.60 : x
  2. Step 2: Convert to fraction form
    1,345,458.29/1,857,182.31 = 801,764.60/x
  3. Step 3: Cross multiply
    1,345,458.29x = 1,857,182.31 × 801,764.60
  4. Step 4: Simplify right side
    1,345,458.29x = 1,489,023,022,618.31
  5. Step 5: Solve for x
    x = 1,489,023,022,618.31/1,345,458.29
  6. Step 6: Final answer
    x = 1,106,703.22

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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.