Home / 1,028,669.16-1,543,105.23-354,661.74

Finding the Fourth Proportional to 1,028,669.16, 1,543,105.23 and 354,661.74

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Solution

The fourth proportional to 1,028,669.16, 1,543,105.23 and 354,661.74 is: 532,027.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,669.16 : 1,543,105.23 = 354,661.74 : x
  2. Step 2: Convert to fraction form
    1,028,669.16/1,543,105.23 = 354,661.74/x
  3. Step 3: Cross multiply
    1,028,669.16x = 1,543,105.23 × 354,661.74
  4. Step 4: Simplify right side
    1,028,669.16x = 547,280,385,874.90
  5. Step 5: Solve for x
    x = 547,280,385,874.90/1,028,669.16
  6. Step 6: Final answer
    x = 532,027.60

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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.