Home / 2,345,415.47-3,236,679.57-1,272,327.47

Finding the Fourth Proportional to 2,345,415.47, 3,236,679.57 and 1,272,327.47

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Solution

The fourth proportional to 2,345,415.47, 3,236,679.57 and 1,272,327.47 is: 1,755,815.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345,415.47 : 3,236,679.57 = 1,272,327.47 : x
  2. Step 2: Convert to fraction form
    2,345,415.47/3,236,679.57 = 1,272,327.47/x
  3. Step 3: Cross multiply
    2,345,415.47x = 3,236,679.57 × 1,272,327.47
  4. Step 4: Simplify right side
    2,345,415.47x = 4,118,116,305,953.75
  5. Step 5: Solve for x
    x = 4,118,116,305,953.75/2,345,415.47
  6. Step 6: Final answer
    x = 1,755,815.28

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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.