Home / 1,266,024.30-1,899,039.53-319,395.02

Finding the Fourth Proportional to 1,266,024.30, 1,899,039.53 and 319,395.02

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Solution

The fourth proportional to 1,266,024.30, 1,899,039.53 and 319,395.02 is: 479,093.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,024.30 : 1,899,039.53 = 319,395.02 : x
  2. Step 2: Convert to fraction form
    1,266,024.30/1,899,039.53 = 319,395.02/x
  3. Step 3: Cross multiply
    1,266,024.30x = 1,899,039.53 × 319,395.02
  4. Step 4: Simplify right side
    1,266,024.30x = 606,543,775,991.58
  5. Step 5: Solve for x
    x = 606,543,775,991.58/1,266,024.30
  6. Step 6: Final answer
    x = 479,093.31

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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.