Home / 1,863,650.43-2,565,490.73-1,379,302.83

Finding the Fourth Proportional to 1,863,650.43, 2,565,490.73 and 1,379,302.83

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Solution

The fourth proportional to 1,863,650.43, 2,565,490.73 and 1,379,302.83 is: 1,898,740.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,650.43 : 2,565,490.73 = 1,379,302.83 : x
  2. Step 2: Convert to fraction form
    1,863,650.43/2,565,490.73 = 1,379,302.83/x
  3. Step 3: Cross multiply
    1,863,650.43x = 2,565,490.73 × 1,379,302.83
  4. Step 4: Simplify right side
    1,863,650.43x = 3,538,588,617,331.25
  5. Step 5: Solve for x
    x = 3,538,588,617,331.25/1,863,650.43
  6. Step 6: Final answer
    x = 1,898,740.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.