Home / 1,077,112.22-1,615,709.34-403,122.56

Finding the Fourth Proportional to 1,077,112.22, 1,615,709.34 and 403,122.56

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Solution

The fourth proportional to 1,077,112.22, 1,615,709.34 and 403,122.56 is: 604,699.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,112.22 : 1,615,709.34 = 403,122.56 : x
  2. Step 2: Convert to fraction form
    1,077,112.22/1,615,709.34 = 403,122.56/x
  3. Step 3: Cross multiply
    1,077,112.22x = 1,615,709.34 × 403,122.56
  4. Step 4: Simplify right side
    1,077,112.22x = 651,328,883,845.00
  5. Step 5: Solve for x
    x = 651,328,883,845.00/1,077,112.22
  6. Step 6: Final answer
    x = 604,699.19

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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.