Home / 2,103,611.60-3,155,417.40-773,742.80

Finding the Fourth Proportional to 2,103,611.60, 3,155,417.40 and 773,742.80

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Solution

The fourth proportional to 2,103,611.60, 3,155,417.40 and 773,742.80 is: 1,160,614.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,611.60 : 3,155,417.40 = 773,742.80 : x
  2. Step 2: Convert to fraction form
    2,103,611.60/3,155,417.40 = 773,742.80/x
  3. Step 3: Cross multiply
    2,103,611.60x = 3,155,417.40 × 773,742.80
  4. Step 4: Simplify right side
    2,103,611.60x = 2,441,481,494,244.72
  5. Step 5: Solve for x
    x = 2,441,481,494,244.72/2,103,611.60
  6. Step 6: Final answer
    x = 1,160,614.20

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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.