Home / 1,880,353.80-2,820,984.30-618,114.60

Finding the Fourth Proportional to 1,880,353.80, 2,820,984.30 and 618,114.60

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Solution

The fourth proportional to 1,880,353.80, 2,820,984.30 and 618,114.60 is: 927,321.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880,353.80 : 2,820,984.30 = 618,114.60 : x
  2. Step 2: Convert to fraction form
    1,880,353.80/2,820,984.30 = 618,114.60/x
  3. Step 3: Cross multiply
    1,880,353.80x = 2,820,984.30 × 618,114.60
  4. Step 4: Simplify right side
    1,880,353.80x = 1,743,691,582,200.78
  5. Step 5: Solve for x
    x = 1,743,691,582,200.78/1,880,353.80
  6. Step 6: Final answer
    x = 927,321.01

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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.