Home / 2,968,971.05-4,095,962.11-1,806,485.40

Finding the Fourth Proportional to 2,968,971.05, 4,095,962.11 and 1,806,485.40

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Solution

The fourth proportional to 2,968,971.05, 4,095,962.11 and 1,806,485.40 is: 2,492,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968,971.05 : 4,095,962.11 = 1,806,485.40 : x
  2. Step 2: Convert to fraction form
    2,968,971.05/4,095,962.11 = 1,806,485.40/x
  3. Step 3: Cross multiply
    2,968,971.05x = 4,095,962.11 × 1,806,485.40
  4. Step 4: Simplify right side
    2,968,971.05x = 7,399,295,768,286.16
  5. Step 5: Solve for x
    x = 7,399,295,768,286.16/2,968,971.05
  6. Step 6: Final answer
    x = 2,492,208.80

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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.