Home / 3,270,533.09-4,905,425.93-874,564.54

Finding the Fourth Proportional to 3,270,533.09, 4,905,425.93 and 874,564.54

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Solution

The fourth proportional to 3,270,533.09, 4,905,425.93 and 874,564.54 is: 1,311,746.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270,533.09 : 4,905,425.93 = 874,564.54 : x
  2. Step 2: Convert to fraction form
    3,270,533.09/4,905,425.93 = 874,564.54/x
  3. Step 3: Cross multiply
    3,270,533.09x = 4,905,425.93 × 874,564.54
  4. Step 4: Simplify right side
    3,270,533.09x = 4,290,111,555,338.13
  5. Step 5: Solve for x
    x = 4,290,111,555,338.13/3,270,533.09
  6. Step 6: Final answer
    x = 1,311,746.87

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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.