Home / 1,590,512.76-2,194,968.30-911,580.60

Finding the Fourth Proportional to 1,590,512.76, 2,194,968.30 and 911,580.60

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Solution

The fourth proportional to 1,590,512.76, 2,194,968.30 and 911,580.60 is: 1,258,016.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,512.76 : 2,194,968.30 = 911,580.60 : x
  2. Step 2: Convert to fraction form
    1,590,512.76/2,194,968.30 = 911,580.60/x
  3. Step 3: Cross multiply
    1,590,512.76x = 2,194,968.30 × 911,580.60
  4. Step 4: Simplify right side
    1,590,512.76x = 2,000,890,519,894.98
  5. Step 5: Solve for x
    x = 2,000,890,519,894.98/1,590,512.76
  6. Step 6: Final answer
    x = 1,258,016.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.