Home / 1,909,893.60-2,634,769.62-1,144,618.56

Finding the Fourth Proportional to 1,909,893.60, 2,634,769.62 and 1,144,618.56

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Solution

The fourth proportional to 1,909,893.60, 2,634,769.62 and 1,144,618.56 is: 1,579,044.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,893.60 : 2,634,769.62 = 1,144,618.56 : x
  2. Step 2: Convert to fraction form
    1,909,893.60/2,634,769.62 = 1,144,618.56/x
  3. Step 3: Cross multiply
    1,909,893.60x = 2,634,769.62 × 1,144,618.56
  4. Step 4: Simplify right side
    1,909,893.60x = 3,015,806,208,376.15
  5. Step 5: Solve for x
    x = 3,015,806,208,376.15/1,909,893.60
  6. Step 6: Final answer
    x = 1,579,044.09

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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.