Home / 1,910,623.03-2,636,680.61-1,039,462.63

Finding the Fourth Proportional to 1,910,623.03, 2,636,680.61 and 1,039,462.63

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Solution

The fourth proportional to 1,910,623.03, 2,636,680.61 and 1,039,462.63 is: 1,434,469.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,623.03 : 2,636,680.61 = 1,039,462.63 : x
  2. Step 2: Convert to fraction form
    1,910,623.03/2,636,680.61 = 1,039,462.63/x
  3. Step 3: Cross multiply
    1,910,623.03x = 2,636,680.61 × 1,039,462.63
  4. Step 4: Simplify right side
    1,910,623.03x = 2,740,730,957,347.56
  5. Step 5: Solve for x
    x = 2,740,730,957,347.56/1,910,623.03
  6. Step 6: Final answer
    x = 1,434,469.76

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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.