Home / 1,457,914.80-2,186,872.20-1,008,510.60

Finding the Fourth Proportional to 1,457,914.80, 2,186,872.20 and 1,008,510.60

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Solution

The fourth proportional to 1,457,914.80, 2,186,872.20 and 1,008,510.60 is: 1,512,765.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,914.80 : 2,186,872.20 = 1,008,510.60 : x
  2. Step 2: Convert to fraction form
    1,457,914.80/2,186,872.20 = 1,008,510.60/x
  3. Step 3: Cross multiply
    1,457,914.80x = 2,186,872.20 × 1,008,510.60
  4. Step 4: Simplify right side
    1,457,914.80x = 2,205,483,794,545.32
  5. Step 5: Solve for x
    x = 2,205,483,794,545.32/1,457,914.80
  6. Step 6: Final answer
    x = 1,512,765.90

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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.