Home / 1,897,308.96-2,841,403.23-1,085,231.45

Finding the Fourth Proportional to 1,897,308.96, 2,841,403.23 and 1,085,231.45

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Solution

The fourth proportional to 1,897,308.96, 2,841,403.23 and 1,085,231.45 is: 1,625,238.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,308.96 : 2,841,403.23 = 1,085,231.45 : x
  2. Step 2: Convert to fraction form
    1,897,308.96/2,841,403.23 = 1,085,231.45/x
  3. Step 3: Cross multiply
    1,897,308.96x = 2,841,403.23 × 1,085,231.45
  4. Step 4: Simplify right side
    1,897,308.96x = 3,083,580,133,120.57
  5. Step 5: Solve for x
    x = 3,083,580,133,120.57/1,897,308.96
  6. Step 6: Final answer
    x = 1,625,238.80

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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.