Home / 3,619,705.32-4,996,894.02-2,091,516.84

Finding the Fourth Proportional to 3,619,705.32, 4,996,894.02 and 2,091,516.84

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Solution

The fourth proportional to 3,619,705.32, 4,996,894.02 and 2,091,516.84 is: 2,887,275.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,705.32 : 4,996,894.02 = 2,091,516.84 : x
  2. Step 2: Convert to fraction form
    3,619,705.32/4,996,894.02 = 2,091,516.84/x
  3. Step 3: Cross multiply
    3,619,705.32x = 4,996,894.02 × 2,091,516.84
  4. Step 4: Simplify right side
    3,619,705.32x = 10,451,087,990,525.30
  5. Step 5: Solve for x
    x = 10,451,087,990,525.30/3,619,705.32
  6. Step 6: Final answer
    x = 2,887,275.92

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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.