Home / 2,172,903.44-3,262,554.70-1,215,235.34

Finding the Fourth Proportional to 2,172,903.44, 3,262,554.70 and 1,215,235.34

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Solution

The fourth proportional to 2,172,903.44, 3,262,554.70 and 1,215,235.34 is: 1,824,642.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,903.44 : 3,262,554.70 = 1,215,235.34 : x
  2. Step 2: Convert to fraction form
    2,172,903.44/3,262,554.70 = 1,215,235.34/x
  3. Step 3: Cross multiply
    2,172,903.44x = 3,262,554.70 × 1,215,235.34
  4. Step 4: Simplify right side
    2,172,903.44x = 3,964,771,774,244.21
  5. Step 5: Solve for x
    x = 3,964,771,774,244.21/2,172,903.44
  6. Step 6: Final answer
    x = 1,824,642.41

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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.