Home / 1,008,035.10-1,514,305.45-842,147.10

Finding the Fourth Proportional to 1,008,035.10, 1,514,305.45 and 842,147.10

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Solution

The fourth proportional to 1,008,035.10, 1,514,305.45 and 842,147.10 is: 1,265,102.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,035.10 : 1,514,305.45 = 842,147.10 : x
  2. Step 2: Convert to fraction form
    1,008,035.10/1,514,305.45 = 842,147.10/x
  3. Step 3: Cross multiply
    1,008,035.10x = 1,514,305.45 × 842,147.10
  4. Step 4: Simplify right side
    1,008,035.10x = 1,275,267,943,231.69
  5. Step 5: Solve for x
    x = 1,275,267,943,231.69/1,008,035.10
  6. Step 6: Final answer
    x = 1,265,102.72

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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.