Home / 1,627,915.08-2,441,540.09-616,688.40

Finding the Fourth Proportional to 1,627,915.08, 2,441,540.09 and 616,688.40

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Solution

The fourth proportional to 1,627,915.08, 2,441,540.09 and 616,688.40 is: 924,906.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,915.08 : 2,441,540.09 = 616,688.40 : x
  2. Step 2: Convert to fraction form
    1,627,915.08/2,441,540.09 = 616,688.40/x
  3. Step 3: Cross multiply
    1,627,915.08x = 2,441,540.09 × 616,688.40
  4. Step 4: Simplify right side
    1,627,915.08x = 1,505,669,451,637.96
  5. Step 5: Solve for x
    x = 1,505,669,451,637.96/1,627,915.08
  6. Step 6: Final answer
    x = 924,906.63

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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.