Home / 2,982,190.50-4,473,285.75-738,328.50

Finding the Fourth Proportional to 2,982,190.50, 4,473,285.75 and 738,328.50

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Solution

The fourth proportional to 2,982,190.50, 4,473,285.75 and 738,328.50 is: 1,107,492.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982,190.50 : 4,473,285.75 = 738,328.50 : x
  2. Step 2: Convert to fraction form
    2,982,190.50/4,473,285.75 = 738,328.50/x
  3. Step 3: Cross multiply
    2,982,190.50x = 4,473,285.75 × 738,328.50
  4. Step 4: Simplify right side
    2,982,190.50x = 3,302,754,357,868.88
  5. Step 5: Solve for x
    x = 3,302,754,357,868.88/2,982,190.50
  6. Step 6: Final answer
    x = 1,107,492.75

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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.