Home / 1,269,670.07-1,904,498.53-449,617.03

Finding the Fourth Proportional to 1,269,670.07, 1,904,498.53 and 449,617.03

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Solution

The fourth proportional to 1,269,670.07, 1,904,498.53 and 449,617.03 is: 674,423.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,670.07 : 1,904,498.53 = 449,617.03 : x
  2. Step 2: Convert to fraction form
    1,269,670.07/1,904,498.53 = 449,617.03/x
  3. Step 3: Cross multiply
    1,269,670.07x = 1,904,498.53 × 449,617.03
  4. Step 4: Simplify right side
    1,269,670.07x = 856,294,966,812.68
  5. Step 5: Solve for x
    x = 856,294,966,812.68/1,269,670.07
  6. Step 6: Final answer
    x = 674,423.21

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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.