Home / 1,657,388.05-2,287,172.53-932,236.25

Finding the Fourth Proportional to 1,657,388.05, 2,287,172.53 and 932,236.25

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Solution

The fourth proportional to 1,657,388.05, 2,287,172.53 and 932,236.25 is: 1,286,473.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,388.05 : 2,287,172.53 = 932,236.25 : x
  2. Step 2: Convert to fraction form
    1,657,388.05/2,287,172.53 = 932,236.25/x
  3. Step 3: Cross multiply
    1,657,388.05x = 2,287,172.53 × 932,236.25
  4. Step 4: Simplify right side
    1,657,388.05x = 2,132,185,142,470.21
  5. Step 5: Solve for x
    x = 2,132,185,142,470.21/1,657,388.05
  6. Step 6: Final answer
    x = 1,286,473.10

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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.