Home / 3,270,699.13-4,905,662.32-874,729.45

Finding the Fourth Proportional to 3,270,699.13, 4,905,662.32 and 874,729.45

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Solution

The fourth proportional to 3,270,699.13, 4,905,662.32 and 874,729.45 is: 1,311,990.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270,699.13 : 4,905,662.32 = 874,729.45 : x
  2. Step 2: Convert to fraction form
    3,270,699.13/4,905,662.32 = 874,729.45/x
  3. Step 3: Cross multiply
    3,270,699.13x = 4,905,662.32 × 874,729.45
  4. Step 4: Simplify right side
    3,270,699.13x = 4,291,127,298,685.68
  5. Step 5: Solve for x
    x = 4,291,127,298,685.68/3,270,699.13
  6. Step 6: Final answer
    x = 1,311,990.84

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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.