Home / 1,226,584.20-1,692,484.02-682,705.86

Finding the Fourth Proportional to 1,226,584.20, 1,692,484.02 and 682,705.86

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Solution

The fourth proportional to 1,226,584.20, 1,692,484.02 and 682,705.86 is: 942,021.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,584.20 : 1,692,484.02 = 682,705.86 : x
  2. Step 2: Convert to fraction form
    1,226,584.20/1,692,484.02 = 682,705.86/x
  3. Step 3: Cross multiply
    1,226,584.20x = 1,692,484.02 × 682,705.86
  4. Step 4: Simplify right side
    1,226,584.20x = 1,155,468,758,410.36
  5. Step 5: Solve for x
    x = 1,155,468,758,410.36/1,226,584.20
  6. Step 6: Final answer
    x = 942,021.56

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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.