Home / 2,734,007.80-4,101,011.70-840,503.20

Finding the Fourth Proportional to 2,734,007.80, 4,101,011.70 and 840,503.20

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Solution

The fourth proportional to 2,734,007.80, 4,101,011.70 and 840,503.20 is: 1,260,754.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,734,007.80 : 4,101,011.70 = 840,503.20 : x
  2. Step 2: Convert to fraction form
    2,734,007.80/4,101,011.70 = 840,503.20/x
  3. Step 3: Cross multiply
    2,734,007.80x = 4,101,011.70 × 840,503.20
  4. Step 4: Simplify right side
    2,734,007.80x = 3,446,913,457,087.44
  5. Step 5: Solve for x
    x = 3,446,913,457,087.44/2,734,007.80
  6. Step 6: Final answer
    x = 1,260,754.80

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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.