Home / 1,580,996.45-2,181,790.14-927,633.57

Finding the Fourth Proportional to 1,580,996.45, 2,181,790.14 and 927,633.57

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Solution

The fourth proportional to 1,580,996.45, 2,181,790.14 and 927,633.57 is: 1,280,143.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,996.45 : 2,181,790.14 = 927,633.57 : x
  2. Step 2: Convert to fraction form
    1,580,996.45/2,181,790.14 = 927,633.57/x
  3. Step 3: Cross multiply
    1,580,996.45x = 2,181,790.14 × 927,633.57
  4. Step 4: Simplify right side
    1,580,996.45x = 2,023,901,776,559.00
  5. Step 5: Solve for x
    x = 2,023,901,776,559.00/1,580,996.45
  6. Step 6: Final answer
    x = 1,280,143.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.