Home / 1,411,190.10-2,116,785.15-413,918.10

Finding the Fourth Proportional to 1,411,190.10, 2,116,785.15 and 413,918.10

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Solution

The fourth proportional to 1,411,190.10, 2,116,785.15 and 413,918.10 is: 620,877.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,190.10 : 2,116,785.15 = 413,918.10 : x
  2. Step 2: Convert to fraction form
    1,411,190.10/2,116,785.15 = 413,918.10/x
  3. Step 3: Cross multiply
    1,411,190.10x = 2,116,785.15 × 413,918.10
  4. Step 4: Simplify right side
    1,411,190.10x = 876,175,687,396.22
  5. Step 5: Solve for x
    x = 876,175,687,396.22/1,411,190.10
  6. Step 6: Final answer
    x = 620,877.15

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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.