Home / 1,440,431.16-1,987,741.32-795,837.54

Finding the Fourth Proportional to 1,440,431.16, 1,987,741.32 and 795,837.54

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Solution

The fourth proportional to 1,440,431.16, 1,987,741.32 and 795,837.54 is: 1,098,226.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,431.16 : 1,987,741.32 = 795,837.54 : x
  2. Step 2: Convert to fraction form
    1,440,431.16/1,987,741.32 = 795,837.54/x
  3. Step 3: Cross multiply
    1,440,431.16x = 1,987,741.32 × 795,837.54
  4. Step 4: Simplify right side
    1,440,431.16x = 1,581,919,162,265.15
  5. Step 5: Solve for x
    x = 1,581,919,162,265.15/1,440,431.16
  6. Step 6: Final answer
    x = 1,098,226.15

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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.