Home / 3,055,221.77-4,216,276.44-1,678,651.38

Finding the Fourth Proportional to 3,055,221.77, 4,216,276.44 and 1,678,651.38

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Solution

The fourth proportional to 3,055,221.77, 4,216,276.44 and 1,678,651.38 is: 2,316,577.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055,221.77 : 4,216,276.44 = 1,678,651.38 : x
  2. Step 2: Convert to fraction form
    3,055,221.77/4,216,276.44 = 1,678,651.38/x
  3. Step 3: Cross multiply
    3,055,221.77x = 4,216,276.44 × 1,678,651.38
  4. Step 4: Simplify right side
    3,055,221.77x = 7,077,658,264,467.49
  5. Step 5: Solve for x
    x = 7,077,658,264,467.49/3,055,221.77
  6. Step 6: Final answer
    x = 2,316,577.59

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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.