Home / 1,226,632.32-1,692,771.75-682,774.02

Finding the Fourth Proportional to 1,226,632.32, 1,692,771.75 and 682,774.02

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Solution

The fourth proportional to 1,226,632.32, 1,692,771.75 and 682,774.02 is: 942,238.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,632.32 : 1,692,771.75 = 682,774.02 : x
  2. Step 2: Convert to fraction form
    1,226,632.32/1,692,771.75 = 682,774.02/x
  3. Step 3: Cross multiply
    1,226,632.32x = 1,692,771.75 × 682,774.02
  4. Step 4: Simplify right side
    1,226,632.32x = 1,155,780,572,689.94
  5. Step 5: Solve for x
    x = 1,155,780,572,689.94/1,226,632.32
  6. Step 6: Final answer
    x = 942,238.81

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