Home / 1,349,115.58-1,861,897.35-745,620.22

Finding the Fourth Proportional to 1,349,115.58, 1,861,897.35 and 745,620.22

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Solution

The fourth proportional to 1,349,115.58, 1,861,897.35 and 745,620.22 is: 1,029,021.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,115.58 : 1,861,897.35 = 745,620.22 : x
  2. Step 2: Convert to fraction form
    1,349,115.58/1,861,897.35 = 745,620.22/x
  3. Step 3: Cross multiply
    1,349,115.58x = 1,861,897.35 × 745,620.22
  4. Step 4: Simplify right side
    1,349,115.58x = 1,388,268,311,724.42
  5. Step 5: Solve for x
    x = 1,388,268,311,724.42/1,349,115.58
  6. Step 6: Final answer
    x = 1,029,021.04

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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.