Home / 3,349,115.72-4,621,640.14-1,898,909.16

Finding the Fourth Proportional to 3,349,115.72, 4,621,640.14 and 1,898,909.16

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Solution

The fourth proportional to 3,349,115.72, 4,621,640.14 and 1,898,909.16 is: 2,620,415.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349,115.72 : 4,621,640.14 = 1,898,909.16 : x
  2. Step 2: Convert to fraction form
    3,349,115.72/4,621,640.14 = 1,898,909.16/x
  3. Step 3: Cross multiply
    3,349,115.72x = 4,621,640.14 × 1,898,909.16
  4. Step 4: Simplify right side
    3,349,115.72x = 8,776,074,796,069.68
  5. Step 5: Solve for x
    x = 8,776,074,796,069.68/3,349,115.72
  6. Step 6: Final answer
    x = 2,620,415.52

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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.