Home / 1,142,469.46-1,703,490.19-1,111,081.22

Finding the Fourth Proportional to 1,142,469.46, 1,703,490.19 and 1,111,081.22

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Solution

The fourth proportional to 1,142,469.46, 1,703,490.19 and 1,111,081.22 is: 1,656,688.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,469.46 : 1,703,490.19 = 1,111,081.22 : x
  2. Step 2: Convert to fraction form
    1,142,469.46/1,703,490.19 = 1,111,081.22/x
  3. Step 3: Cross multiply
    1,142,469.46x = 1,703,490.19 × 1,111,081.22
  4. Step 4: Simplify right side
    1,142,469.46x = 1,892,715,958,563.23
  5. Step 5: Solve for x
    x = 1,892,715,958,563.23/1,142,469.46
  6. Step 6: Final answer
    x = 1,656,688.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.