Home / 1,910,025.61-2,864,726.97-561,872.86

Finding the Fourth Proportional to 1,910,025.61, 2,864,726.97 and 561,872.86

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Solution

The fourth proportional to 1,910,025.61, 2,864,726.97 and 561,872.86 is: 842,717.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,025.61 : 2,864,726.97 = 561,872.86 : x
  2. Step 2: Convert to fraction form
    1,910,025.61/2,864,726.97 = 561,872.86/x
  3. Step 3: Cross multiply
    1,910,025.61x = 2,864,726.97 × 561,872.86
  4. Step 4: Simplify right side
    1,910,025.61x = 1,609,612,335,753.03
  5. Step 5: Solve for x
    x = 1,609,612,335,753.03/1,910,025.61
  6. Step 6: Final answer
    x = 842,717.67

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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.