Home / 1,618,146.52-2,233,881.77-1,182,074.20

Finding the Fourth Proportional to 1,618,146.52, 2,233,881.77 and 1,182,074.20

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Solution

The fourth proportional to 1,618,146.52, 2,233,881.77 and 1,182,074.20 is: 1,631,875.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,146.52 : 2,233,881.77 = 1,182,074.20 : x
  2. Step 2: Convert to fraction form
    1,618,146.52/2,233,881.77 = 1,182,074.20/x
  3. Step 3: Cross multiply
    1,618,146.52x = 2,233,881.77 × 1,182,074.20
  4. Step 4: Simplify right side
    1,618,146.52x = 2,640,613,994,672.26
  5. Step 5: Solve for x
    x = 2,640,613,994,672.26/1,618,146.52
  6. Step 6: Final answer
    x = 1,631,875.71

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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.