Home / 1,901,604.25-2,851,804.14-621,916.03

Finding the Fourth Proportional to 1,901,604.25, 2,851,804.14 and 621,916.03

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Solution

The fourth proportional to 1,901,604.25, 2,851,804.14 and 621,916.03 is: 932,677.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901,604.25 : 2,851,804.14 = 621,916.03 : x
  2. Step 2: Convert to fraction form
    1,901,604.25/2,851,804.14 = 621,916.03/x
  3. Step 3: Cross multiply
    1,901,604.25x = 2,851,804.14 × 621,916.03
  4. Step 4: Simplify right side
    1,901,604.25x = 1,773,582,709,086.36
  5. Step 5: Solve for x
    x = 1,773,582,709,086.36/1,901,604.25
  6. Step 6: Final answer
    x = 932,677.09

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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.