Home / 1,209,596.89-1,815,516.17-610,977.63

Finding the Fourth Proportional to 1,209,596.89, 1,815,516.17 and 610,977.63

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Solution

The fourth proportional to 1,209,596.89, 1,815,516.17 and 610,977.63 is: 917,032.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,596.89 : 1,815,516.17 = 610,977.63 : x
  2. Step 2: Convert to fraction form
    1,209,596.89/1,815,516.17 = 610,977.63/x
  3. Step 3: Cross multiply
    1,209,596.89x = 1,815,516.17 × 610,977.63
  4. Step 4: Simplify right side
    1,209,596.89x = 1,109,239,763,718.39
  5. Step 5: Solve for x
    x = 1,109,239,763,718.39/1,209,596.89
  6. Step 6: Final answer
    x = 917,032.59

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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.