Home / 3,177,895.32-4,385,655.63-1,954,268.82

Finding the Fourth Proportional to 3,177,895.32, 4,385,655.63 and 1,954,268.82

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Solution

The fourth proportional to 3,177,895.32, 4,385,655.63 and 1,954,268.82 is: 2,696,989.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177,895.32 : 4,385,655.63 = 1,954,268.82 : x
  2. Step 2: Convert to fraction form
    3,177,895.32/4,385,655.63 = 1,954,268.82/x
  3. Step 3: Cross multiply
    3,177,895.32x = 4,385,655.63 × 1,954,268.82
  4. Step 4: Simplify right side
    3,177,895.32x = 8,570,750,052,966.46
  5. Step 5: Solve for x
    x = 8,570,750,052,966.46/3,177,895.32
  6. Step 6: Final answer
    x = 2,696,989.42

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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.