Home / 3,147,984.68-4,344,090.55-1,859,242.28

Finding the Fourth Proportional to 3,147,984.68, 4,344,090.55 and 1,859,242.28

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Solution

The fourth proportional to 3,147,984.68, 4,344,090.55 and 1,859,242.28 is: 2,565,678.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,984.68 : 4,344,090.55 = 1,859,242.28 : x
  2. Step 2: Convert to fraction form
    3,147,984.68/4,344,090.55 = 1,859,242.28/x
  3. Step 3: Cross multiply
    3,147,984.68x = 4,344,090.55 × 1,859,242.28
  4. Step 4: Simplify right side
    3,147,984.68x = 8,076,716,792,339.90
  5. Step 5: Solve for x
    x = 8,076,716,792,339.90/3,147,984.68
  6. Step 6: Final answer
    x = 2,565,678.56

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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.