Home / 3,129,828.29-4,695,060.69-1,080,222.09

Finding the Fourth Proportional to 3,129,828.29, 4,695,060.69 and 1,080,222.09

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Solution

The fourth proportional to 3,129,828.29, 4,695,060.69 and 1,080,222.09 is: 1,620,442.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,129,828.29 : 4,695,060.69 = 1,080,222.09 : x
  2. Step 2: Convert to fraction form
    3,129,828.29/4,695,060.69 = 1,080,222.09/x
  3. Step 3: Cross multiply
    3,129,828.29x = 4,695,060.69 × 1,080,222.09
  4. Step 4: Simplify right side
    3,129,828.29x = 5,071,708,271,228.64
  5. Step 5: Solve for x
    x = 5,071,708,271,228.64/3,129,828.29
  6. Step 6: Final answer
    x = 1,620,442.98

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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.