Home / 6,545,418.79-9,818,695.59-1,997,491.54

Finding the Fourth Proportional to 6,545,418.79, 9,818,695.59 and 1,997,491.54

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Solution

The fourth proportional to 6,545,418.79, 9,818,695.59 and 1,997,491.54 is: 2,996,410.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,545,418.79 : 9,818,695.59 = 1,997,491.54 : x
  2. Step 2: Convert to fraction form
    6,545,418.79/9,818,695.59 = 1,997,491.54/x
  3. Step 3: Cross multiply
    6,545,418.79x = 9,818,695.59 × 1,997,491.54
  4. Step 4: Simplify right side
    6,545,418.79x = 19,612,761,374,860.31
  5. Step 5: Solve for x
    x = 19,612,761,374,860.31/6,545,418.79
  6. Step 6: Final answer
    x = 2,996,410.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.