Home / 2,979,280.22-4,463,281.92-1,761,210.06

Finding the Fourth Proportional to 2,979,280.22, 4,463,281.92 and 1,761,210.06

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Solution

The fourth proportional to 2,979,280.22, 4,463,281.92 and 1,761,210.06 is: 2,638,481.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,280.22 : 4,463,281.92 = 1,761,210.06 : x
  2. Step 2: Convert to fraction form
    2,979,280.22/4,463,281.92 = 1,761,210.06/x
  3. Step 3: Cross multiply
    2,979,280.22x = 4,463,281.92 × 1,761,210.06
  4. Step 4: Simplify right side
    2,979,280.22x = 7,860,777,018,120.12
  5. Step 5: Solve for x
    x = 7,860,777,018,120.12/2,979,280.22
  6. Step 6: Final answer
    x = 2,638,481.93

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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.