Home / 2,064,136.21-3,091,490.35-985,407.55

Finding the Fourth Proportional to 2,064,136.21, 3,091,490.35 and 985,407.55

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Solution

The fourth proportional to 2,064,136.21, 3,091,490.35 and 985,407.55 is: 1,475,860.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,064,136.21 : 3,091,490.35 = 985,407.55 : x
  2. Step 2: Convert to fraction form
    2,064,136.21/3,091,490.35 = 985,407.55/x
  3. Step 3: Cross multiply
    2,064,136.21x = 3,091,490.35 × 985,407.55
  4. Step 4: Simplify right side
    2,064,136.21x = 3,046,377,931,642.14
  5. Step 5: Solve for x
    x = 3,046,377,931,642.14/2,064,136.21
  6. Step 6: Final answer
    x = 1,475,860.90

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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.