Home / 2,208,285.36-3,313,127.88-788,310

Finding the Fourth Proportional to 2,208,285.36, 3,313,127.88 and 788,310

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Solution

The fourth proportional to 2,208,285.36, 3,313,127.88 and 788,310 is: 1,182,714.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,285.36 : 3,313,127.88 = 788,310 : x
  2. Step 2: Convert to fraction form
    2,208,285.36/3,313,127.88 = 788,310/x
  3. Step 3: Cross multiply
    2,208,285.36x = 3,313,127.88 × 788,310
  4. Step 4: Simplify right side
    2,208,285.36x = 2,611,771,839,082.80
  5. Step 5: Solve for x
    x = 2,611,771,839,082.80/2,208,285.36
  6. Step 6: Final answer
    x = 1,182,714.83

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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.