Home / 1,648,480.20-2,472,720.30-1,485,767.40

Finding the Fourth Proportional to 1,648,480.20, 2,472,720.30 and 1,485,767.40

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Solution

The fourth proportional to 1,648,480.20, 2,472,720.30 and 1,485,767.40 is: 2,228,651.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,480.20 : 2,472,720.30 = 1,485,767.40 : x
  2. Step 2: Convert to fraction form
    1,648,480.20/2,472,720.30 = 1,485,767.40/x
  3. Step 3: Cross multiply
    1,648,480.20x = 2,472,720.30 × 1,485,767.40
  4. Step 4: Simplify right side
    1,648,480.20x = 3,673,887,211,058.22
  5. Step 5: Solve for x
    x = 3,673,887,211,058.22/1,648,480.20
  6. Step 6: Final answer
    x = 2,228,651.10

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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.