Home / 1,966,793.40-2,949,606.90-768,025.80

Finding the Fourth Proportional to 1,966,793.40, 2,949,606.90 and 768,025.80

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Solution

The fourth proportional to 1,966,793.40, 2,949,606.90 and 768,025.80 is: 1,151,810.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,793.40 : 2,949,606.90 = 768,025.80 : x
  2. Step 2: Convert to fraction form
    1,966,793.40/2,949,606.90 = 768,025.80/x
  3. Step 3: Cross multiply
    1,966,793.40x = 2,949,606.90 × 768,025.80
  4. Step 4: Simplify right side
    1,966,793.40x = 2,265,374,199,058.02
  5. Step 5: Solve for x
    x = 2,265,374,199,058.02/1,966,793.40
  6. Step 6: Final answer
    x = 1,151,810.96

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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.