Home / 1,440,459.16-1,987,779.96-795,865.56

Finding the Fourth Proportional to 1,440,459.16, 1,987,779.96 and 795,865.56

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Solution

The fourth proportional to 1,440,459.16, 1,987,779.96 and 795,865.56 is: 1,098,264.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,459.16 : 1,987,779.96 = 795,865.56 : x
  2. Step 2: Convert to fraction form
    1,440,459.16/1,987,779.96 = 795,865.56/x
  3. Step 3: Cross multiply
    1,440,459.16x = 1,987,779.96 × 795,865.56
  4. Step 4: Simplify right side
    1,440,459.16x = 1,582,005,611,022.18
  5. Step 5: Solve for x
    x = 1,582,005,611,022.18/1,440,459.16
  6. Step 6: Final answer
    x = 1,098,264.81

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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.