Home / 1,728,778.03-2,386,025.97-1,031,103.60

Finding the Fourth Proportional to 1,728,778.03, 2,386,025.97 and 1,031,103.60

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Solution

The fourth proportional to 1,728,778.03, 2,386,025.97 and 1,031,103.60 is: 1,423,109.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,778.03 : 2,386,025.97 = 1,031,103.60 : x
  2. Step 2: Convert to fraction form
    1,728,778.03/2,386,025.97 = 1,031,103.60/x
  3. Step 3: Cross multiply
    1,728,778.03x = 2,386,025.97 × 1,031,103.60
  4. Step 4: Simplify right side
    1,728,778.03x = 2,460,239,967,360.49
  5. Step 5: Solve for x
    x = 2,460,239,967,360.49/1,728,778.03
  6. Step 6: Final answer
    x = 1,423,109.23

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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.