Home / 1,518,805.00-2,278,209.71-620,246.74

Finding the Fourth Proportional to 1,518,805.00, 2,278,209.71 and 620,246.74

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Solution

The fourth proportional to 1,518,805.00, 2,278,209.71 and 620,246.74 is: 930,371.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,805.00 : 2,278,209.71 = 620,246.74 : x
  2. Step 2: Convert to fraction form
    1,518,805.00/2,278,209.71 = 620,246.74/x
  3. Step 3: Cross multiply
    1,518,805.00x = 2,278,209.71 × 620,246.74
  4. Step 4: Simplify right side
    1,518,805.00x = 1,413,052,136,867.09
  5. Step 5: Solve for x
    x = 1,413,052,136,867.09/1,518,805.00
  6. Step 6: Final answer
    x = 930,371.01

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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.