Home / 2,021,026.30-3,028,906.95-821,547.52

Finding the Fourth Proportional to 2,021,026.30, 3,028,906.95 and 821,547.52

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Solution

The fourth proportional to 2,021,026.30, 3,028,906.95 and 821,547.52 is: 1,231,251.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,026.30 : 3,028,906.95 = 821,547.52 : x
  2. Step 2: Convert to fraction form
    2,021,026.30/3,028,906.95 = 821,547.52/x
  3. Step 3: Cross multiply
    2,021,026.30x = 3,028,906.95 × 821,547.52
  4. Step 4: Simplify right side
    2,021,026.30x = 2,488,390,993,083.26
  5. Step 5: Solve for x
    x = 2,488,390,993,083.26/2,021,026.30
  6. Step 6: Final answer
    x = 1,231,251.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.