Home / 1,489,756.47-2,234,655.33-424,798.44

Finding the Fourth Proportional to 1,489,756.47, 2,234,655.33 and 424,798.44

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Solution

The fourth proportional to 1,489,756.47, 2,234,655.33 and 424,798.44 is: 637,203.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,756.47 : 2,234,655.33 = 424,798.44 : x
  2. Step 2: Convert to fraction form
    1,489,756.47/2,234,655.33 = 424,798.44/x
  3. Step 3: Cross multiply
    1,489,756.47x = 2,234,655.33 × 424,798.44
  4. Step 4: Simplify right side
    1,489,756.47x = 949,278,098,121.69
  5. Step 5: Solve for x
    x = 949,278,098,121.69/1,489,756.47
  6. Step 6: Final answer
    x = 637,203.54

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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.