Home / 2,106,149.76-2,905,563.42-1,234,542.60

Finding the Fourth Proportional to 2,106,149.76, 2,905,563.42 and 1,234,542.60

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Solution

The fourth proportional to 2,106,149.76, 2,905,563.42 and 1,234,542.60 is: 1,703,127.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,149.76 : 2,905,563.42 = 1,234,542.60 : x
  2. Step 2: Convert to fraction form
    2,106,149.76/2,905,563.42 = 1,234,542.60/x
  3. Step 3: Cross multiply
    2,106,149.76x = 2,905,563.42 × 1,234,542.60
  4. Step 4: Simplify right side
    2,106,149.76x = 3,587,041,818,991.69
  5. Step 5: Solve for x
    x = 3,587,041,818,991.69/2,106,149.76
  6. Step 6: Final answer
    x = 1,703,127.62

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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.