Home / 1,154,701.44-1,732,013.28-406,728

Finding the Fourth Proportional to 1,154,701.44, 1,732,013.28 and 406,728

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Solution

The fourth proportional to 1,154,701.44, 1,732,013.28 and 406,728 is: 610,078.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,701.44 : 1,732,013.28 = 406,728 : x
  2. Step 2: Convert to fraction form
    1,154,701.44/1,732,013.28 = 406,728/x
  3. Step 3: Cross multiply
    1,154,701.44x = 1,732,013.28 × 406,728
  4. Step 4: Simplify right side
    1,154,701.44x = 704,458,297,347.84
  5. Step 5: Solve for x
    x = 704,458,297,347.84/1,154,701.44
  6. Step 6: Final answer
    x = 610,078.31

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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.