Home / 3,111,945.68-4,666,796.32-1,314,968.43

Finding the Fourth Proportional to 3,111,945.68, 4,666,796.32 and 1,314,968.43

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Solution

The fourth proportional to 3,111,945.68, 4,666,796.32 and 1,314,968.43 is: 1,971,978.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,945.68 : 4,666,796.32 = 1,314,968.43 : x
  2. Step 2: Convert to fraction form
    3,111,945.68/4,666,796.32 = 1,314,968.43/x
  3. Step 3: Cross multiply
    3,111,945.68x = 4,666,796.32 × 1,314,968.43
  4. Step 4: Simplify right side
    3,111,945.68x = 6,136,689,820,468.08
  5. Step 5: Solve for x
    x = 6,136,689,820,468.08/3,111,945.68
  6. Step 6: Final answer
    x = 1,971,978.45

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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.