Home / 3,850,407.90-5,311,894.95-2,321,665.74

Finding the Fourth Proportional to 3,850,407.90, 5,311,894.95 and 2,321,665.74

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Solution

The fourth proportional to 3,850,407.90, 5,311,894.95 and 2,321,665.74 is: 3,202,893.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850,407.90 : 5,311,894.95 = 2,321,665.74 : x
  2. Step 2: Convert to fraction form
    3,850,407.90/5,311,894.95 = 2,321,665.74/x
  3. Step 3: Cross multiply
    3,850,407.90x = 5,311,894.95 × 2,321,665.74
  4. Step 4: Simplify right side
    3,850,407.90x = 12,332,444,519,894.01
  5. Step 5: Solve for x
    x = 12,332,444,519,894.01/3,850,407.90
  6. Step 6: Final answer
    x = 3,202,893.00

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1.5x scale

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.