Home / 2,979,282.64-4,463,283.12-1,761,212.32

Finding the Fourth Proportional to 2,979,282.64, 4,463,283.12 and 1,761,212.32

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Solution

The fourth proportional to 2,979,282.64, 4,463,283.12 and 1,761,212.32 is: 2,638,483.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,282.64 : 4,463,283.12 = 1,761,212.32 : x
  2. Step 2: Convert to fraction form
    2,979,282.64/4,463,283.12 = 1,761,212.32/x
  3. Step 3: Cross multiply
    2,979,282.64x = 4,463,283.12 × 1,761,212.32
  4. Step 4: Simplify right side
    2,979,282.64x = 7,860,789,218,592.04
  5. Step 5: Solve for x
    x = 7,860,789,218,592.04/2,979,282.64
  6. Step 6: Final answer
    x = 2,638,483.88

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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.