Home / 1,480,742.66-2,221,249.52-415,777.52

Finding the Fourth Proportional to 1,480,742.66, 2,221,249.52 and 415,777.52

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Solution

The fourth proportional to 1,480,742.66, 2,221,249.52 and 415,777.52 is: 623,704.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,742.66 : 2,221,249.52 = 415,777.52 : x
  2. Step 2: Convert to fraction form
    1,480,742.66/2,221,249.52 = 415,777.52/x
  3. Step 3: Cross multiply
    1,480,742.66x = 2,221,249.52 × 415,777.52
  4. Step 4: Simplify right side
    1,480,742.66x = 923,545,616,726.79
  5. Step 5: Solve for x
    x = 923,545,616,726.79/1,480,742.66
  6. Step 6: Final answer
    x = 623,704.34

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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.