Home / 1,929,486.48-2,662,600.08-1,070,028.28

Finding the Fourth Proportional to 1,929,486.48, 2,662,600.08 and 1,070,028.28

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Solution

The fourth proportional to 1,929,486.48, 2,662,600.08 and 1,070,028.28 is: 1,476,588.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,486.48 : 2,662,600.08 = 1,070,028.28 : x
  2. Step 2: Convert to fraction form
    1,929,486.48/2,662,600.08 = 1,070,028.28/x
  3. Step 3: Cross multiply
    1,929,486.48x = 2,662,600.08 × 1,070,028.28
  4. Step 4: Simplify right side
    1,929,486.48x = 2,849,057,383,930.26
  5. Step 5: Solve for x
    x = 2,849,057,383,930.26/1,929,486.48
  6. Step 6: Final answer
    x = 1,476,588.42

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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.