Home / 1,071,141.23-1,606,704.91-272,415.88

Finding the Fourth Proportional to 1,071,141.23, 1,606,704.91 and 272,415.88

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Solution

The fourth proportional to 1,071,141.23, 1,606,704.91 and 272,415.88 is: 408,622.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,141.23 : 1,606,704.91 = 272,415.88 : x
  2. Step 2: Convert to fraction form
    1,071,141.23/1,606,704.91 = 272,415.88/x
  3. Step 3: Cross multiply
    1,071,141.23x = 1,606,704.91 × 272,415.88
  4. Step 4: Simplify right side
    1,071,141.23x = 437,691,925,779.94
  5. Step 5: Solve for x
    x = 437,691,925,779.94/1,071,141.23
  6. Step 6: Final answer
    x = 408,622.05

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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.