Home / 1,511,871.40-2,267,807.10-756,044.20

Finding the Fourth Proportional to 1,511,871.40, 2,267,807.10 and 756,044.20

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Solution

The fourth proportional to 1,511,871.40, 2,267,807.10 and 756,044.20 is: 1,134,066.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,871.40 : 2,267,807.10 = 756,044.20 : x
  2. Step 2: Convert to fraction form
    1,511,871.40/2,267,807.10 = 756,044.20/x
  3. Step 3: Cross multiply
    1,511,871.40x = 2,267,807.10 × 756,044.20
  4. Step 4: Simplify right side
    1,511,871.40x = 1,714,562,404,673.82
  5. Step 5: Solve for x
    x = 1,714,562,404,673.82/1,511,871.40
  6. Step 6: Final answer
    x = 1,134,066.30

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Double scale
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Similar ratio
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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.