Home / 1,054,181.30-1,579,616.15-814,881.56

Finding the Fourth Proportional to 1,054,181.30, 1,579,616.15 and 814,881.56

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Solution

The fourth proportional to 1,054,181.30, 1,579,616.15 and 814,881.56 is: 1,221,042.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,181.30 : 1,579,616.15 = 814,881.56 : x
  2. Step 2: Convert to fraction form
    1,054,181.30/1,579,616.15 = 814,881.56/x
  3. Step 3: Cross multiply
    1,054,181.30x = 1,579,616.15 × 814,881.56
  4. Step 4: Simplify right side
    1,054,181.30x = 1,287,200,060,540.71
  5. Step 5: Solve for x
    x = 1,287,200,060,540.71/1,054,181.30
  6. Step 6: Final answer
    x = 1,221,042.40

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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.