Home / 2,220,124.70-3,063,781.32-1,201,529.36

Finding the Fourth Proportional to 2,220,124.70, 3,063,781.32 and 1,201,529.36

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Solution

The fourth proportional to 2,220,124.70, 3,063,781.32 and 1,201,529.36 is: 1,658,115.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,124.70 : 3,063,781.32 = 1,201,529.36 : x
  2. Step 2: Convert to fraction form
    2,220,124.70/3,063,781.32 = 1,201,529.36/x
  3. Step 3: Cross multiply
    2,220,124.70x = 3,063,781.32 × 1,201,529.36
  4. Step 4: Simplify right side
    2,220,124.70x = 3,681,223,208,599.56
  5. Step 5: Solve for x
    x = 3,681,223,208,599.56/2,220,124.70
  6. Step 6: Final answer
    x = 1,658,115.51

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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.