Home / 1,396,114.02-2,094,507.59-485,164.13

Finding the Fourth Proportional to 1,396,114.02, 2,094,507.59 and 485,164.13

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Solution

The fourth proportional to 1,396,114.02, 2,094,507.59 and 485,164.13 is: 727,863.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,114.02 : 2,094,507.59 = 485,164.13 : x
  2. Step 2: Convert to fraction form
    1,396,114.02/2,094,507.59 = 485,164.13/x
  3. Step 3: Cross multiply
    1,396,114.02x = 2,094,507.59 × 485,164.13
  4. Step 4: Simplify right side
    1,396,114.02x = 1,016,179,939,782.39
  5. Step 5: Solve for x
    x = 1,016,179,939,782.39/1,396,114.02
  6. Step 6: Final answer
    x = 727,863.14

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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.