Home / 1,906,072.61-2,859,109.92-1,196,598.87

Finding the Fourth Proportional to 1,906,072.61, 2,859,109.92 and 1,196,598.87

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Solution

The fourth proportional to 1,906,072.61, 2,859,109.92 and 1,196,598.87 is: 1,794,898.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,072.61 : 2,859,109.92 = 1,196,598.87 : x
  2. Step 2: Convert to fraction form
    1,906,072.61/2,859,109.92 = 1,196,598.87/x
  3. Step 3: Cross multiply
    1,906,072.61x = 2,859,109.92 × 1,196,598.87
  4. Step 4: Simplify right side
    1,906,072.61x = 3,421,207,699,477.79
  5. Step 5: Solve for x
    x = 3,421,207,699,477.79/1,906,072.61
  6. Step 6: Final answer
    x = 1,794,898.94

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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.