Home / 1,206,903.76-1,665,342.24-697,507.84

Finding the Fourth Proportional to 1,206,903.76, 1,665,342.24 and 697,507.84

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Solution

The fourth proportional to 1,206,903.76, 1,665,342.24 and 697,507.84 is: 962,453.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,903.76 : 1,665,342.24 = 697,507.84 : x
  2. Step 2: Convert to fraction form
    1,206,903.76/1,665,342.24 = 697,507.84/x
  3. Step 3: Cross multiply
    1,206,903.76x = 1,665,342.24 × 697,507.84
  4. Step 4: Simplify right side
    1,206,903.76x = 1,161,589,268,683.16
  5. Step 5: Solve for x
    x = 1,161,589,268,683.16/1,206,903.76
  6. Step 6: Final answer
    x = 962,453.93

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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.