Home / 1,008,843.66-1,512,871.83-440,398.62

Finding the Fourth Proportional to 1,008,843.66, 1,512,871.83 and 440,398.62

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Solution

The fourth proportional to 1,008,843.66, 1,512,871.83 and 440,398.62 is: 660,426.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,843.66 : 1,512,871.83 = 440,398.62 : x
  2. Step 2: Convert to fraction form
    1,008,843.66/1,512,871.83 = 440,398.62/x
  3. Step 3: Cross multiply
    1,008,843.66x = 1,512,871.83 × 440,398.62
  4. Step 4: Simplify right side
    1,008,843.66x = 666,266,666,168.88
  5. Step 5: Solve for x
    x = 666,266,666,168.88/1,008,843.66
  6. Step 6: Final answer
    x = 660,426.08

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1.5x scale

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.