Home / 2,250,782.45-3,106,079.69-1,232,187.20

Finding the Fourth Proportional to 2,250,782.45, 3,106,079.69 and 1,232,187.20

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Solution

The fourth proportional to 2,250,782.45, 3,106,079.69 and 1,232,187.20 is: 1,700,418.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250,782.45 : 3,106,079.69 = 1,232,187.20 : x
  2. Step 2: Convert to fraction form
    2,250,782.45/3,106,079.69 = 1,232,187.20/x
  3. Step 3: Cross multiply
    2,250,782.45x = 3,106,079.69 × 1,232,187.20
  4. Step 4: Simplify right side
    2,250,782.45x = 3,827,271,614,506.63
  5. Step 5: Solve for x
    x = 3,827,271,614,506.63/2,250,782.45
  6. Step 6: Final answer
    x = 1,700,418.28

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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.