Home / 2,775,136.55-3,828,565.85-1,845,289.76

Finding the Fourth Proportional to 2,775,136.55, 3,828,565.85 and 1,845,289.76

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Solution

The fourth proportional to 2,775,136.55, 3,828,565.85 and 1,845,289.76 is: 2,545,753.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775,136.55 : 3,828,565.85 = 1,845,289.76 : x
  2. Step 2: Convert to fraction form
    2,775,136.55/3,828,565.85 = 1,845,289.76/x
  3. Step 3: Cross multiply
    2,775,136.55x = 3,828,565.85 × 1,845,289.76
  4. Step 4: Simplify right side
    2,775,136.55x = 7,064,813,330,121.42
  5. Step 5: Solve for x
    x = 7,064,813,330,121.42/2,775,136.55
  6. Step 6: Final answer
    x = 2,545,753.41

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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.