Home / 1,253,207.15-1,879,883.82-354,573.71

Finding the Fourth Proportional to 1,253,207.15, 1,879,883.82 and 354,573.71

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Solution

The fourth proportional to 1,253,207.15, 1,879,883.82 and 354,573.71 is: 531,881.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,207.15 : 1,879,883.82 = 354,573.71 : x
  2. Step 2: Convert to fraction form
    1,253,207.15/1,879,883.82 = 354,573.71/x
  3. Step 3: Cross multiply
    1,253,207.15x = 1,879,883.82 × 354,573.71
  4. Step 4: Simplify right side
    1,253,207.15x = 666,557,371,026.95
  5. Step 5: Solve for x
    x = 666,557,371,026.95/1,253,207.15
  6. Step 6: Final answer
    x = 531,881.24

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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.