Home / 1,121,707.80-1,682,208.72-363,373.32

Finding the Fourth Proportional to 1,121,707.80, 1,682,208.72 and 363,373.32

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Solution

The fourth proportional to 1,121,707.80, 1,682,208.72 and 363,373.32 is: 544,945.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,707.80 : 1,682,208.72 = 363,373.32 : x
  2. Step 2: Convert to fraction form
    1,121,707.80/1,682,208.72 = 363,373.32/x
  3. Step 3: Cross multiply
    1,121,707.80x = 1,682,208.72 × 363,373.32
  4. Step 4: Simplify right side
    1,121,707.80x = 611,269,767,519.35
  5. Step 5: Solve for x
    x = 611,269,767,519.35/1,121,707.80
  6. Step 6: Final answer
    x = 544,945.63

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1.5x scale

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.