Home / 2,880,084.60-4,320,126.90-986,196.60

Finding the Fourth Proportional to 2,880,084.60, 4,320,126.90 and 986,196.60

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Solution

The fourth proportional to 2,880,084.60, 4,320,126.90 and 986,196.60 is: 1,479,294.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,084.60 : 4,320,126.90 = 986,196.60 : x
  2. Step 2: Convert to fraction form
    2,880,084.60/4,320,126.90 = 986,196.60/x
  3. Step 3: Cross multiply
    2,880,084.60x = 4,320,126.90 × 986,196.60
  4. Step 4: Simplify right side
    2,880,084.60x = 4,260,494,460,348.54
  5. Step 5: Solve for x
    x = 4,260,494,460,348.54/2,880,084.60
  6. Step 6: Final answer
    x = 1,479,294.90

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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.