Home / 1,945,135.22-2,917,444.37-578,884.39

Finding the Fourth Proportional to 1,945,135.22, 2,917,444.37 and 578,884.39

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Solution

The fourth proportional to 1,945,135.22, 2,917,444.37 and 578,884.39 is: 868,249.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,135.22 : 2,917,444.37 = 578,884.39 : x
  2. Step 2: Convert to fraction form
    1,945,135.22/2,917,444.37 = 578,884.39/x
  3. Step 3: Cross multiply
    1,945,135.22x = 2,917,444.37 × 578,884.39
  4. Step 4: Simplify right side
    1,945,135.22x = 1,688,862,994,298.35
  5. Step 5: Solve for x
    x = 1,688,862,994,298.35/1,945,135.22
  6. Step 6: Final answer
    x = 868,249.66

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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.