Home / 1,126,578.72-1,554,679.56-617,281.08

Finding the Fourth Proportional to 1,126,578.72, 1,554,679.56 and 617,281.08

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Solution

The fourth proportional to 1,126,578.72, 1,554,679.56 and 617,281.08 is: 851,848.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,578.72 : 1,554,679.56 = 617,281.08 : x
  2. Step 2: Convert to fraction form
    1,126,578.72/1,554,679.56 = 617,281.08/x
  3. Step 3: Cross multiply
    1,126,578.72x = 1,554,679.56 × 617,281.08
  4. Step 4: Simplify right side
    1,126,578.72x = 959,674,277,850.73
  5. Step 5: Solve for x
    x = 959,674,277,850.73/1,126,578.72
  6. Step 6: Final answer
    x = 851,848.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.