Home / 1,650,927.98-2,476,136.54-678,390.86

Finding the Fourth Proportional to 1,650,927.98, 2,476,136.54 and 678,390.86

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Solution

The fourth proportional to 1,650,927.98, 2,476,136.54 and 678,390.86 is: 1,017,481.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,650,927.98 : 2,476,136.54 = 678,390.86 : x
  2. Step 2: Convert to fraction form
    1,650,927.98/2,476,136.54 = 678,390.86/x
  3. Step 3: Cross multiply
    1,650,927.98x = 2,476,136.54 × 678,390.86
  4. Step 4: Simplify right side
    1,650,927.98x = 1,679,788,396,848.02
  5. Step 5: Solve for x
    x = 1,679,788,396,848.02/1,650,927.98
  6. Step 6: Final answer
    x = 1,017,481.33

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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.