Home / 1,028,145.25-1,418,884.79-569,259.83

Finding the Fourth Proportional to 1,028,145.25, 1,418,884.79 and 569,259.83

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Solution

The fourth proportional to 1,028,145.25, 1,418,884.79 and 569,259.83 is: 785,603.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,145.25 : 1,418,884.79 = 569,259.83 : x
  2. Step 2: Convert to fraction form
    1,028,145.25/1,418,884.79 = 569,259.83/x
  3. Step 3: Cross multiply
    1,028,145.25x = 1,418,884.79 × 569,259.83
  4. Step 4: Simplify right side
    1,028,145.25x = 807,714,115,045.90
  5. Step 5: Solve for x
    x = 807,714,115,045.90/1,028,145.25
  6. Step 6: Final answer
    x = 785,603.12

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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.