Home / 1,680,064.44-2,520,091.88-417,892.08

Finding the Fourth Proportional to 1,680,064.44, 2,520,091.88 and 417,892.08

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Solution

The fourth proportional to 1,680,064.44, 2,520,091.88 and 417,892.08 is: 626,836.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,064.44 : 2,520,091.88 = 417,892.08 : x
  2. Step 2: Convert to fraction form
    1,680,064.44/2,520,091.88 = 417,892.08/x
  3. Step 3: Cross multiply
    1,680,064.44x = 2,520,091.88 × 417,892.08
  4. Step 4: Simplify right side
    1,680,064.44x = 1,053,126,437,524.31
  5. Step 5: Solve for x
    x = 1,053,126,437,524.31/1,680,064.44
  6. Step 6: Final answer
    x = 626,836.93

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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.