Home / 1,879,456.86-2,593,649.43-1,063,645.72

Finding the Fourth Proportional to 1,879,456.86, 2,593,649.43 and 1,063,645.72

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Solution

The fourth proportional to 1,879,456.86, 2,593,649.43 and 1,063,645.72 is: 1,467,830.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,456.86 : 2,593,649.43 = 1,063,645.72 : x
  2. Step 2: Convert to fraction form
    1,879,456.86/2,593,649.43 = 1,063,645.72/x
  3. Step 3: Cross multiply
    1,879,456.86x = 2,593,649.43 × 1,063,645.72
  4. Step 4: Simplify right side
    1,879,456.86x = 2,758,724,115,399.94
  5. Step 5: Solve for x
    x = 2,758,724,115,399.94/1,879,456.86
  6. Step 6: Final answer
    x = 1,467,830.51

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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.