Home / 2,220,235.72-3,063,925.22-1,201,640.46

Finding the Fourth Proportional to 2,220,235.72, 3,063,925.22 and 1,201,640.46

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Solution

The fourth proportional to 2,220,235.72, 3,063,925.22 and 1,201,640.46 is: 1,658,263.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,235.72 : 3,063,925.22 = 1,201,640.46 : x
  2. Step 2: Convert to fraction form
    2,220,235.72/3,063,925.22 = 1,201,640.46/x
  3. Step 3: Cross multiply
    2,220,235.72x = 3,063,925.22 × 1,201,640.46
  4. Step 4: Simplify right side
    2,220,235.72x = 3,681,736,510,766.40
  5. Step 5: Solve for x
    x = 3,681,736,510,766.40/2,220,235.72
  6. Step 6: Final answer
    x = 1,658,263.79

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1.5x scale

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.