Home / 1,610,814.80-2,416,913.40-822,846.80

Finding the Fourth Proportional to 1,610,814.80, 2,416,913.40 and 822,846.80

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Solution

The fourth proportional to 1,610,814.80, 2,416,913.40 and 822,846.80 is: 1,234,623.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,814.80 : 2,416,913.40 = 822,846.80 : x
  2. Step 2: Convert to fraction form
    1,610,814.80/2,416,913.40 = 822,846.80/x
  3. Step 3: Cross multiply
    1,610,814.80x = 2,416,913.40 × 822,846.80
  4. Step 4: Simplify right side
    1,610,814.80x = 1,988,749,457,067.12
  5. Step 5: Solve for x
    x = 1,988,749,457,067.12/1,610,814.80
  6. Step 6: Final answer
    x = 1,234,623.28

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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.