Home / 1,282,749.48-1,923,582.90-384,318.96

Finding the Fourth Proportional to 1,282,749.48, 1,923,582.90 and 384,318.96

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Solution

The fourth proportional to 1,282,749.48, 1,923,582.90 and 384,318.96 is: 576,316.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,749.48 : 1,923,582.90 = 384,318.96 : x
  2. Step 2: Convert to fraction form
    1,282,749.48/1,923,582.90 = 384,318.96/x
  3. Step 3: Cross multiply
    1,282,749.48x = 1,923,582.90 × 384,318.96
  4. Step 4: Simplify right side
    1,282,749.48x = 739,269,379,601.78
  5. Step 5: Solve for x
    x = 739,269,379,601.78/1,282,749.48
  6. Step 6: Final answer
    x = 576,316.26

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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.