Home / 1,489,762.22-2,234,654.67-424,803.38

Finding the Fourth Proportional to 1,489,762.22, 2,234,654.67 and 424,803.38

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Solution

The fourth proportional to 1,489,762.22, 2,234,654.67 and 424,803.38 is: 637,208.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,762.22 : 2,234,654.67 = 424,803.38 : x
  2. Step 2: Convert to fraction form
    1,489,762.22/2,234,654.67 = 424,803.38/x
  3. Step 3: Cross multiply
    1,489,762.22x = 2,234,654.67 × 424,803.38
  4. Step 4: Simplify right side
    1,489,762.22x = 949,288,856,948.79
  5. Step 5: Solve for x
    x = 949,288,856,948.79/1,489,762.22
  6. Step 6: Final answer
    x = 637,208.30

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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.