Home / 4,827,563.80-7,245,428.10-1,989,712.60

Finding the Fourth Proportional to 4,827,563.80, 7,245,428.10 and 1,989,712.60

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Solution

The fourth proportional to 4,827,563.80, 7,245,428.10 and 1,989,712.60 is: 2,986,251.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827,563.80 : 7,245,428.10 = 1,989,712.60 : x
  2. Step 2: Convert to fraction form
    4,827,563.80/7,245,428.10 = 1,989,712.60/x
  3. Step 3: Cross multiply
    4,827,563.80x = 7,245,428.10 × 1,989,712.60
  4. Step 4: Simplify right side
    4,827,563.80x = 14,416,319,582,964.06
  5. Step 5: Solve for x
    x = 14,416,319,582,964.06/4,827,563.80
  6. Step 6: Final answer
    x = 2,986,251.49

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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.