Home / 1,841,039.35-2,539,325.53-1,228,883.47

Finding the Fourth Proportional to 1,841,039.35, 2,539,325.53 and 1,228,883.47

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Solution

The fourth proportional to 1,841,039.35, 2,539,325.53 and 1,228,883.47 is: 1,694,985.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,841,039.35 : 2,539,325.53 = 1,228,883.47 : x
  2. Step 2: Convert to fraction form
    1,841,039.35/2,539,325.53 = 1,228,883.47/x
  3. Step 3: Cross multiply
    1,841,039.35x = 2,539,325.53 × 1,228,883.47
  4. Step 4: Simplify right side
    1,841,039.35x = 3,120,535,168,765.99
  5. Step 5: Solve for x
    x = 3,120,535,168,765.99/1,841,039.35
  6. Step 6: Final answer
    x = 1,694,985.59

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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.