Home / 4,257,618.72-6,387,444.90-1,417,755.48

Finding the Fourth Proportional to 4,257,618.72, 6,387,444.90 and 1,417,755.48

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Solution

The fourth proportional to 4,257,618.72, 6,387,444.90 and 1,417,755.48 is: 2,126,971.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257,618.72 : 6,387,444.90 = 1,417,755.48 : x
  2. Step 2: Convert to fraction form
    4,257,618.72/6,387,444.90 = 1,417,755.48/x
  3. Step 3: Cross multiply
    4,257,618.72x = 6,387,444.90 × 1,417,755.48
  4. Step 4: Simplify right side
    4,257,618.72x = 9,055,835,010,173.05
  5. Step 5: Solve for x
    x = 9,055,835,010,173.05/4,257,618.72
  6. Step 6: Final answer
    x = 2,126,971.81

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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.