Home / 1,807,224.23-2,493,978.64-991,503.32

Finding the Fourth Proportional to 1,807,224.23, 2,493,978.64 and 991,503.32

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Solution

The fourth proportional to 1,807,224.23, 2,493,978.64 and 991,503.32 is: 1,368,279.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,224.23 : 2,493,978.64 = 991,503.32 : x
  2. Step 2: Convert to fraction form
    1,807,224.23/2,493,978.64 = 991,503.32/x
  3. Step 3: Cross multiply
    1,807,224.23x = 2,493,978.64 × 991,503.32
  4. Step 4: Simplify right side
    1,807,224.23x = 2,472,788,086,620.43
  5. Step 5: Solve for x
    x = 2,472,788,086,620.43/1,807,224.23
  6. Step 6: Final answer
    x = 1,368,279.62

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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.