Home / 1,028,568.09-1,542,953.65-354,560.66

Finding the Fourth Proportional to 1,028,568.09, 1,542,953.65 and 354,560.66

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Solution

The fourth proportional to 1,028,568.09, 1,542,953.65 and 354,560.66 is: 531,875.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,568.09 : 1,542,953.65 = 354,560.66 : x
  2. Step 2: Convert to fraction form
    1,028,568.09/1,542,953.65 = 354,560.66/x
  3. Step 3: Cross multiply
    1,028,568.09x = 1,542,953.65 × 354,560.66
  4. Step 4: Simplify right side
    1,028,568.09x = 547,070,664,493.41
  5. Step 5: Solve for x
    x = 547,070,664,493.41/1,028,568.09
  6. Step 6: Final answer
    x = 531,875.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.