Home / 1,480,749.56-2,221,259.87-415,784.44

Finding the Fourth Proportional to 1,480,749.56, 2,221,259.87 and 415,784.44

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Solution

The fourth proportional to 1,480,749.56, 2,221,259.87 and 415,784.44 is: 623,714.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,749.56 : 2,221,259.87 = 415,784.44 : x
  2. Step 2: Convert to fraction form
    1,480,749.56/2,221,259.87 = 415,784.44/x
  3. Step 3: Cross multiply
    1,480,749.56x = 2,221,259.87 × 415,784.44
  4. Step 4: Simplify right side
    1,480,749.56x = 923,565,286,628.73
  5. Step 5: Solve for x
    x = 923,565,286,628.73/1,480,749.56
  6. Step 6: Final answer
    x = 623,714.71

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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.