Home / 1,507,534.38-2,080,477.17-854,287.20

Finding the Fourth Proportional to 1,507,534.38, 2,080,477.17 and 854,287.20

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Solution

The fourth proportional to 1,507,534.38, 2,080,477.17 and 854,287.20 is: 1,178,961.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,534.38 : 2,080,477.17 = 854,287.20 : x
  2. Step 2: Convert to fraction form
    1,507,534.38/2,080,477.17 = 854,287.20/x
  3. Step 3: Cross multiply
    1,507,534.38x = 2,080,477.17 × 854,287.20
  4. Step 4: Simplify right side
    1,507,534.38x = 1,777,325,016,223.22
  5. Step 5: Solve for x
    x = 1,777,325,016,223.22/1,507,534.38
  6. Step 6: Final answer
    x = 1,178,961.51

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1.5x scale

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.