Home / 1,037,129.25-1,431,238.38-584,436.45

Finding the Fourth Proportional to 1,037,129.25, 1,431,238.38 and 584,436.45

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Solution

The fourth proportional to 1,037,129.25, 1,431,238.38 and 584,436.45 is: 806,522.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,129.25 : 1,431,238.38 = 584,436.45 : x
  2. Step 2: Convert to fraction form
    1,037,129.25/1,431,238.38 = 584,436.45/x
  3. Step 3: Cross multiply
    1,037,129.25x = 1,431,238.38 × 584,436.45
  4. Step 4: Simplify right side
    1,037,129.25x = 836,467,877,910.95
  5. Step 5: Solve for x
    x = 836,467,877,910.95/1,037,129.25
  6. Step 6: Final answer
    x = 806,522.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.