Home / 1,611,384.75-2,417,077.71-413,307.09

Finding the Fourth Proportional to 1,611,384.75, 2,417,077.71 and 413,307.09

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Solution

The fourth proportional to 1,611,384.75, 2,417,077.71 and 413,307.09 is: 619,960.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,384.75 : 2,417,077.71 = 413,307.09 : x
  2. Step 2: Convert to fraction form
    1,611,384.75/2,417,077.71 = 413,307.09/x
  3. Step 3: Cross multiply
    1,611,384.75x = 2,417,077.71 × 413,307.09
  4. Step 4: Simplify right side
    1,611,384.75x = 998,995,354,623.96
  5. Step 5: Solve for x
    x = 998,995,354,623.96/1,611,384.75
  6. Step 6: Final answer
    x = 619,960.79

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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.