Home / 2,151,539.84-2,969,100.48-1,184,649.92

Finding the Fourth Proportional to 2,151,539.84, 2,969,100.48 and 1,184,649.92

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Solution

The fourth proportional to 2,151,539.84, 2,969,100.48 and 1,184,649.92 is: 1,634,803.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,539.84 : 2,969,100.48 = 1,184,649.92 : x
  2. Step 2: Convert to fraction form
    2,151,539.84/2,969,100.48 = 1,184,649.92/x
  3. Step 3: Cross multiply
    2,151,539.84x = 2,969,100.48 × 1,184,649.92
  4. Step 4: Simplify right side
    2,151,539.84x = 3,517,344,646,103.96
  5. Step 5: Solve for x
    x = 3,517,344,646,103.96/2,151,539.84
  6. Step 6: Final answer
    x = 1,634,803.40

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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.