Home / 2,877,443.87-3,970,872.95-1,588,284.54

Finding the Fourth Proportional to 2,877,443.87, 3,970,872.95 and 1,588,284.54

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Solution

The fourth proportional to 2,877,443.87, 3,970,872.95 and 1,588,284.54 is: 2,191,832.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,443.87 : 3,970,872.95 = 1,588,284.54 : x
  2. Step 2: Convert to fraction form
    2,877,443.87/3,970,872.95 = 1,588,284.54/x
  3. Step 3: Cross multiply
    2,877,443.87x = 3,970,872.95 × 1,588,284.54
  4. Step 4: Simplify right side
    2,877,443.87x = 6,306,876,108,847.77
  5. Step 5: Solve for x
    x = 6,306,876,108,847.77/2,877,443.87
  6. Step 6: Final answer
    x = 2,191,832.89

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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.