Home / 3,189,679.68-4,782,944.16-1,166,398.32

Finding the Fourth Proportional to 3,189,679.68, 4,782,944.16 and 1,166,398.32

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Solution

The fourth proportional to 3,189,679.68, 4,782,944.16 and 1,166,398.32 is: 1,749,021.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,679.68 : 4,782,944.16 = 1,166,398.32 : x
  2. Step 2: Convert to fraction form
    3,189,679.68/4,782,944.16 = 1,166,398.32/x
  3. Step 3: Cross multiply
    3,189,679.68x = 4,782,944.16 × 1,166,398.32
  4. Step 4: Simplify right side
    3,189,679.68x = 5,578,818,032,877.81
  5. Step 5: Solve for x
    x = 5,578,818,032,877.81/3,189,679.68
  6. Step 6: Final answer
    x = 1,749,021.40

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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.