Home / 1,909,788.22-2,864,640.72-898,349.55

Finding the Fourth Proportional to 1,909,788.22, 2,864,640.72 and 898,349.55

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Solution

The fourth proportional to 1,909,788.22, 2,864,640.72 and 898,349.55 is: 1,347,504.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,788.22 : 2,864,640.72 = 898,349.55 : x
  2. Step 2: Convert to fraction form
    1,909,788.22/2,864,640.72 = 898,349.55/x
  3. Step 3: Cross multiply
    1,909,788.22x = 2,864,640.72 × 898,349.55
  4. Step 4: Simplify right side
    1,909,788.22x = 2,573,448,697,353.67
  5. Step 5: Solve for x
    x = 2,573,448,697,353.67/1,909,788.22
  6. Step 6: Final answer
    x = 1,347,504.75

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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.