Home / 3,118,569.15-4,677,853.73-2,732,879.55

Finding the Fourth Proportional to 3,118,569.15, 4,677,853.73 and 2,732,879.55

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Solution

The fourth proportional to 3,118,569.15, 4,677,853.73 and 2,732,879.55 is: 4,099,319.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,569.15 : 4,677,853.73 = 2,732,879.55 : x
  2. Step 2: Convert to fraction form
    3,118,569.15/4,677,853.73 = 2,732,879.55/x
  3. Step 3: Cross multiply
    3,118,569.15x = 4,677,853.73 × 2,732,879.55
  4. Step 4: Simplify right side
    3,118,569.15x = 12,784,010,782,943.82
  5. Step 5: Solve for x
    x = 12,784,010,782,943.82/3,118,569.15
  6. Step 6: Final answer
    x = 4,099,319.33

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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.