Home / 1,887,254.26-2,830,669.39-521,222.16

Finding the Fourth Proportional to 1,887,254.26, 2,830,669.39 and 521,222.16

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Solution

The fourth proportional to 1,887,254.26, 2,830,669.39 and 521,222.16 is: 781,774.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,254.26 : 2,830,669.39 = 521,222.16 : x
  2. Step 2: Convert to fraction form
    1,887,254.26/2,830,669.39 = 521,222.16/x
  3. Step 3: Cross multiply
    1,887,254.26x = 2,830,669.39 × 521,222.16
  4. Step 4: Simplify right side
    1,887,254.26x = 1,475,407,620,778.36
  5. Step 5: Solve for x
    x = 1,475,407,620,778.36/1,887,254.26
  6. Step 6: Final answer
    x = 781,774.69

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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.