Home / 2,122,619.04-2,929,186.80-1,155,738.24

Finding the Fourth Proportional to 2,122,619.04, 2,929,186.80 and 1,155,738.24

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Solution

The fourth proportional to 2,122,619.04, 2,929,186.80 and 1,155,738.24 is: 1,594,903.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,122,619.04 : 2,929,186.80 = 1,155,738.24 : x
  2. Step 2: Convert to fraction form
    2,122,619.04/2,929,186.80 = 1,155,738.24/x
  3. Step 3: Cross multiply
    2,122,619.04x = 2,929,186.80 × 1,155,738.24
  4. Step 4: Simplify right side
    2,122,619.04x = 3,385,373,196,863.23
  5. Step 5: Solve for x
    x = 3,385,373,196,863.23/2,122,619.04
  6. Step 6: Final answer
    x = 1,594,903.81

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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.