Home / 1,804,062.07-2,488,661.76-1,115,513.81

Finding the Fourth Proportional to 1,804,062.07, 2,488,661.76 and 1,115,513.81

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Solution

The fourth proportional to 1,804,062.07, 2,488,661.76 and 1,115,513.81 is: 1,538,825.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,062.07 : 2,488,661.76 = 1,115,513.81 : x
  2. Step 2: Convert to fraction form
    1,804,062.07/2,488,661.76 = 1,115,513.81/x
  3. Step 3: Cross multiply
    1,804,062.07x = 2,488,661.76 × 1,115,513.81
  4. Step 4: Simplify right side
    1,804,062.07x = 2,776,136,561,698.91
  5. Step 5: Solve for x
    x = 2,776,136,561,698.91/1,804,062.07
  6. Step 6: Final answer
    x = 1,538,825.42

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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.