Home / 1,613,872.84-2,420,876.08-476,635.26

Finding the Fourth Proportional to 1,613,872.84, 2,420,876.08 and 476,635.26

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Solution

The fourth proportional to 1,613,872.84, 2,420,876.08 and 476,635.26 is: 714,972.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,872.84 : 2,420,876.08 = 476,635.26 : x
  2. Step 2: Convert to fraction form
    1,613,872.84/2,420,876.08 = 476,635.26/x
  3. Step 3: Cross multiply
    1,613,872.84x = 2,420,876.08 × 476,635.26
  4. Step 4: Simplify right side
    1,613,872.84x = 1,153,874,899,818.58
  5. Step 5: Solve for x
    x = 1,153,874,899,818.58/1,613,872.84
  6. Step 6: Final answer
    x = 714,972.62

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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.