Home / 2,892,046.80-4,340,143.80-1,628,533.20

Finding the Fourth Proportional to 2,892,046.80, 4,340,143.80 and 1,628,533.20

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Solution

The fourth proportional to 2,892,046.80, 4,340,143.80 and 1,628,533.20 is: 2,443,967.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,892,046.80 : 4,340,143.80 = 1,628,533.20 : x
  2. Step 2: Convert to fraction form
    2,892,046.80/4,340,143.80 = 1,628,533.20/x
  3. Step 3: Cross multiply
    2,892,046.80x = 4,340,143.80 × 1,628,533.20
  4. Step 4: Simplify right side
    2,892,046.80x = 7,068,068,271,074.16
  5. Step 5: Solve for x
    x = 7,068,068,271,074.16/2,892,046.80
  6. Step 6: Final answer
    x = 2,443,967.46

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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.