Home / 1,770,633.80-2,655,950.70-706,439.60

Finding the Fourth Proportional to 1,770,633.80, 2,655,950.70 and 706,439.60

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Solution

The fourth proportional to 1,770,633.80, 2,655,950.70 and 706,439.60 is: 1,059,659.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,633.80 : 2,655,950.70 = 706,439.60 : x
  2. Step 2: Convert to fraction form
    1,770,633.80/2,655,950.70 = 706,439.60/x
  3. Step 3: Cross multiply
    1,770,633.80x = 2,655,950.70 × 706,439.60
  4. Step 4: Simplify right side
    1,770,633.80x = 1,876,268,750,127.72
  5. Step 5: Solve for x
    x = 1,876,268,750,127.72/1,770,633.80
  6. Step 6: Final answer
    x = 1,059,659.40

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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.