Home / 1,008,045-1,511,542.52-475,423.02

Finding the Fourth Proportional to 1,008,045, 1,511,542.52 and 475,423.02

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Solution

The fourth proportional to 1,008,045, 1,511,542.52 and 475,423.02 is: 712,886.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,045 : 1,511,542.52 = 475,423.02 : x
  2. Step 2: Convert to fraction form
    1,008,045/1,511,542.52 = 475,423.02/x
  3. Step 3: Cross multiply
    1,008,045x = 1,511,542.52 × 475,423.02
  4. Step 4: Simplify right side
    1,008,045x = 718,622,109,716.81
  5. Step 5: Solve for x
    x = 718,622,109,716.81/1,008,045
  6. Step 6: Final answer
    x = 712,886.93

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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.