Home / 3,110,435.60-4,665,653.40-866,573.60

Finding the Fourth Proportional to 3,110,435.60, 4,665,653.40 and 866,573.60

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Solution

The fourth proportional to 3,110,435.60, 4,665,653.40 and 866,573.60 is: 1,299,860.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,435.60 : 4,665,653.40 = 866,573.60 : x
  2. Step 2: Convert to fraction form
    3,110,435.60/4,665,653.40 = 866,573.60/x
  3. Step 3: Cross multiply
    3,110,435.60x = 4,665,653.40 × 866,573.60
  4. Step 4: Simplify right side
    3,110,435.60x = 4,043,132,063,190.24
  5. Step 5: Solve for x
    x = 4,043,132,063,190.24/3,110,435.60
  6. Step 6: Final answer
    x = 1,299,860.40

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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.