Home / 3,345,019.42-4,615,735.15-1,968,060.28

Finding the Fourth Proportional to 3,345,019.42, 4,615,735.15 and 1,968,060.28

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Solution

The fourth proportional to 3,345,019.42, 4,615,735.15 and 1,968,060.28 is: 2,715,692.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345,019.42 : 4,615,735.15 = 1,968,060.28 : x
  2. Step 2: Convert to fraction form
    3,345,019.42/4,615,735.15 = 1,968,060.28/x
  3. Step 3: Cross multiply
    3,345,019.42x = 4,615,735.15 × 1,968,060.28
  4. Step 4: Simplify right side
    3,345,019.42x = 9,084,045,011,714.84
  5. Step 5: Solve for x
    x = 9,084,045,011,714.84/3,345,019.42
  6. Step 6: Final answer
    x = 2,715,692.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.