Home / 1,788,397.67-2,682,597.20-440,586.47

Finding the Fourth Proportional to 1,788,397.67, 2,682,597.20 and 440,586.47

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Solution

The fourth proportional to 1,788,397.67, 2,682,597.20 and 440,586.47 is: 660,879.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,397.67 : 2,682,597.20 = 440,586.47 : x
  2. Step 2: Convert to fraction form
    1,788,397.67/2,682,597.20 = 440,586.47/x
  3. Step 3: Cross multiply
    1,788,397.67x = 2,682,597.20 × 440,586.47
  4. Step 4: Simplify right side
    1,788,397.67x = 1,181,916,035,283.44
  5. Step 5: Solve for x
    x = 1,181,916,035,283.44/1,788,397.67
  6. Step 6: Final answer
    x = 660,879.88

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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.