Home / 1,440,485.64-1,987,910.28-795,947.58

Finding the Fourth Proportional to 1,440,485.64, 1,987,910.28 and 795,947.58

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Solution

The fourth proportional to 1,440,485.64, 1,987,910.28 and 795,947.58 is: 1,098,429.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,485.64 : 1,987,910.28 = 795,947.58 : x
  2. Step 2: Convert to fraction form
    1,440,485.64/1,987,910.28 = 795,947.58/x
  3. Step 3: Cross multiply
    1,440,485.64x = 1,987,910.28 × 795,947.58
  4. Step 4: Simplify right side
    1,440,485.64x = 1,582,272,376,623.12
  5. Step 5: Solve for x
    x = 1,582,272,376,623.12/1,440,485.64
  6. Step 6: Final answer
    x = 1,098,429.82

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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.