Home / 1,571,316.91-2,168,255.74-882,879.37

Finding the Fourth Proportional to 1,571,316.91, 2,168,255.74 and 882,879.37

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Solution

The fourth proportional to 1,571,316.91, 2,168,255.74 and 882,879.37 is: 1,218,282.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,316.91 : 2,168,255.74 = 882,879.37 : x
  2. Step 2: Convert to fraction form
    1,571,316.91/2,168,255.74 = 882,879.37/x
  3. Step 3: Cross multiply
    1,571,316.91x = 2,168,255.74 × 882,879.37
  4. Step 4: Simplify right side
    1,571,316.91x = 1,914,308,261,730.08
  5. Step 5: Solve for x
    x = 1,914,308,261,730.08/1,571,316.91
  6. Step 6: Final answer
    x = 1,218,282.73

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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.