Home / 1,077,944.80-1,617,111.60-446,922.40

Finding the Fourth Proportional to 1,077,944.80, 1,617,111.60 and 446,922.40

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Solution

The fourth proportional to 1,077,944.80, 1,617,111.60 and 446,922.40 is: 670,464.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,944.80 : 1,617,111.60 = 446,922.40 : x
  2. Step 2: Convert to fraction form
    1,077,944.80/1,617,111.60 = 446,922.40/x
  3. Step 3: Cross multiply
    1,077,944.80x = 1,617,111.60 × 446,922.40
  4. Step 4: Simplify right side
    1,077,944.80x = 722,723,397,339.84
  5. Step 5: Solve for x
    x = 722,723,397,339.84/1,077,944.80
  6. Step 6: Final answer
    x = 670,464.20

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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.