Home / 1,764,042.30-2,646,938.25-699,060.78

Finding the Fourth Proportional to 1,764,042.30, 2,646,938.25 and 699,060.78

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Solution

The fourth proportional to 1,764,042.30, 2,646,938.25 and 699,060.78 is: 1,048,937.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764,042.30 : 2,646,938.25 = 699,060.78 : x
  2. Step 2: Convert to fraction form
    1,764,042.30/2,646,938.25 = 699,060.78/x
  3. Step 3: Cross multiply
    1,764,042.30x = 2,646,938.25 × 699,060.78
  4. Step 4: Simplify right side
    1,764,042.30x = 1,850,370,717,656.84
  5. Step 5: Solve for x
    x = 1,850,370,717,656.84/1,764,042.30
  6. Step 6: Final answer
    x = 1,048,937.84

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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.