Home / 1,603,879.35-2,213,353.45-878,754.52

Finding the Fourth Proportional to 1,603,879.35, 2,213,353.45 and 878,754.52

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Solution

The fourth proportional to 1,603,879.35, 2,213,353.45 and 878,754.52 is: 1,212,681.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,879.35 : 2,213,353.45 = 878,754.52 : x
  2. Step 2: Convert to fraction form
    1,603,879.35/2,213,353.45 = 878,754.52/x
  3. Step 3: Cross multiply
    1,603,879.35x = 2,213,353.45 × 878,754.52
  4. Step 4: Simplify right side
    1,603,879.35x = 1,944,994,348,545.09
  5. Step 5: Solve for x
    x = 1,944,994,348,545.09/1,603,879.35
  6. Step 6: Final answer
    x = 1,212,681.21

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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.