Home / 1,660,112.22-2,292,012.64-1,354,916.60

Finding the Fourth Proportional to 1,660,112.22, 2,292,012.64 and 1,354,916.60

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Solution

The fourth proportional to 1,660,112.22, 2,292,012.64 and 1,354,916.60 is: 1,870,648.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,112.22 : 2,292,012.64 = 1,354,916.60 : x
  2. Step 2: Convert to fraction form
    1,660,112.22/2,292,012.64 = 1,354,916.60/x
  3. Step 3: Cross multiply
    1,660,112.22x = 2,292,012.64 × 1,354,916.60
  4. Step 4: Simplify right side
    1,660,112.22x = 3,105,485,973,345.82
  5. Step 5: Solve for x
    x = 3,105,485,973,345.82/1,660,112.22
  6. Step 6: Final answer
    x = 1,870,648.22

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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.