Home / 1,542,763.84-2,315,638.39-744,607.25

Finding the Fourth Proportional to 1,542,763.84, 2,315,638.39 and 744,607.25

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Solution

The fourth proportional to 1,542,763.84, 2,315,638.39 and 744,607.25 is: 1,117,631.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,763.84 : 2,315,638.39 = 744,607.25 : x
  2. Step 2: Convert to fraction form
    1,542,763.84/2,315,638.39 = 744,607.25/x
  3. Step 3: Cross multiply
    1,542,763.84x = 2,315,638.39 × 744,607.25
  4. Step 4: Simplify right side
    1,542,763.84x = 1,724,241,133,572.33
  5. Step 5: Solve for x
    x = 1,724,241,133,572.33/1,542,763.84
  6. Step 6: Final answer
    x = 1,117,631.29

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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.