Home / 1,114,867.80-1,539,156.06-734,001.75

Finding the Fourth Proportional to 1,114,867.80, 1,539,156.06 and 734,001.75

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Solution

The fourth proportional to 1,114,867.80, 1,539,156.06 and 734,001.75 is: 1,013,342.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,867.80 : 1,539,156.06 = 734,001.75 : x
  2. Step 2: Convert to fraction form
    1,114,867.80/1,539,156.06 = 734,001.75/x
  3. Step 3: Cross multiply
    1,114,867.80x = 1,539,156.06 × 734,001.75
  4. Step 4: Simplify right side
    1,114,867.80x = 1,129,743,241,563.11
  5. Step 5: Solve for x
    x = 1,129,743,241,563.11/1,114,867.80
  6. Step 6: Final answer
    x = 1,013,342.79

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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.