Home / 2,576,742.60-3,865,551.30-779,611.80

Finding the Fourth Proportional to 2,576,742.60, 3,865,551.30 and 779,611.80

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Solution

The fourth proportional to 2,576,742.60, 3,865,551.30 and 779,611.80 is: 1,169,550.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576,742.60 : 3,865,551.30 = 779,611.80 : x
  2. Step 2: Convert to fraction form
    2,576,742.60/3,865,551.30 = 779,611.80/x
  3. Step 3: Cross multiply
    2,576,742.60x = 3,865,551.30 × 779,611.80
  4. Step 4: Simplify right side
    2,576,742.60x = 3,013,629,406,985.34
  5. Step 5: Solve for x
    x = 3,013,629,406,985.34/2,576,742.60
  6. Step 6: Final answer
    x = 1,169,550.04

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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.