Home / 1,137,919.44-1,706,291.10-418,077.30

Finding the Fourth Proportional to 1,137,919.44, 1,706,291.10 and 418,077.30

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Solution

The fourth proportional to 1,137,919.44, 1,706,291.10 and 418,077.30 is: 626,899.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,919.44 : 1,706,291.10 = 418,077.30 : x
  2. Step 2: Convert to fraction form
    1,137,919.44/1,706,291.10 = 418,077.30/x
  3. Step 3: Cross multiply
    1,137,919.44x = 1,706,291.10 × 418,077.30
  4. Step 4: Simplify right side
    1,137,919.44x = 713,361,576,102.03
  5. Step 5: Solve for x
    x = 713,361,576,102.03/1,137,919.44
  6. Step 6: Final answer
    x = 626,899.89

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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.