Home / 1,085,513.12-1,497,028.02-677,652.56

Finding the Fourth Proportional to 1,085,513.12, 1,497,028.02 and 677,652.56

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Solution

The fourth proportional to 1,085,513.12, 1,497,028.02 and 677,652.56 is: 934,548.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,513.12 : 1,497,028.02 = 677,652.56 : x
  2. Step 2: Convert to fraction form
    1,085,513.12/1,497,028.02 = 677,652.56/x
  3. Step 3: Cross multiply
    1,085,513.12x = 1,497,028.02 × 677,652.56
  4. Step 4: Simplify right side
    1,085,513.12x = 1,014,464,870,144.73
  5. Step 5: Solve for x
    x = 1,014,464,870,144.73/1,085,513.12
  6. Step 6: Final answer
    x = 934,548.70

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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.