Home / 1,977,629.12-2,981,266.36-1,845,801.15

Finding the Fourth Proportional to 1,977,629.12, 2,981,266.36 and 1,845,801.15

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Solution

The fourth proportional to 1,977,629.12, 2,981,266.36 and 1,845,801.15 is: 2,782,536.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,629.12 : 2,981,266.36 = 1,845,801.15 : x
  2. Step 2: Convert to fraction form
    1,977,629.12/2,981,266.36 = 1,845,801.15/x
  3. Step 3: Cross multiply
    1,977,629.12x = 2,981,266.36 × 1,845,801.15
  4. Step 4: Simplify right side
    1,977,629.12x = 5,502,824,880,358.82
  5. Step 5: Solve for x
    x = 5,502,824,880,358.82/1,977,629.12
  6. Step 6: Final answer
    x = 2,782,536.33

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.