Home / 1,225,469.48-1,838,217.58-372,679.81

Finding the Fourth Proportional to 1,225,469.48, 1,838,217.58 and 372,679.81

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Solution

The fourth proportional to 1,225,469.48, 1,838,217.58 and 372,679.81 is: 559,023.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,469.48 : 1,838,217.58 = 372,679.81 : x
  2. Step 2: Convert to fraction form
    1,225,469.48/1,838,217.58 = 372,679.81/x
  3. Step 3: Cross multiply
    1,225,469.48x = 1,838,217.58 × 372,679.81
  4. Step 4: Simplify right side
    1,225,469.48x = 685,066,572,925.82
  5. Step 5: Solve for x
    x = 685,066,572,925.82/1,225,469.48
  6. Step 6: Final answer
    x = 559,023.78

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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.