Home / 2,706,923.72-4,060,388.66-813,665.16

Finding the Fourth Proportional to 2,706,923.72, 4,060,388.66 and 813,665.16

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Solution

The fourth proportional to 2,706,923.72, 4,060,388.66 and 813,665.16 is: 1,220,498.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,706,923.72 : 4,060,388.66 = 813,665.16 : x
  2. Step 2: Convert to fraction form
    2,706,923.72/4,060,388.66 = 813,665.16/x
  3. Step 3: Cross multiply
    2,706,923.72x = 4,060,388.66 × 813,665.16
  4. Step 4: Simplify right side
    2,706,923.72x = 3,303,796,788,701.09
  5. Step 5: Solve for x
    x = 3,303,796,788,701.09/2,706,923.72
  6. Step 6: Final answer
    x = 1,220,498.67

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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.