Home / 2,912,283.18-4,019,087.70-1,623,132.54

Finding the Fourth Proportional to 2,912,283.18, 4,019,087.70 and 1,623,132.54

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Solution

The fourth proportional to 2,912,283.18, 4,019,087.70 and 1,623,132.54 is: 2,239,999.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,283.18 : 4,019,087.70 = 1,623,132.54 : x
  2. Step 2: Convert to fraction form
    2,912,283.18/4,019,087.70 = 1,623,132.54/x
  3. Step 3: Cross multiply
    2,912,283.18x = 4,019,087.70 × 1,623,132.54
  4. Step 4: Simplify right side
    2,912,283.18x = 6,523,512,026,983.76
  5. Step 5: Solve for x
    x = 6,523,512,026,983.76/2,912,283.18
  6. Step 6: Final answer
    x = 2,239,999.21

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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.