Home / 3,745,015.92-5,173,412.76-2,980,090.80

Finding the Fourth Proportional to 3,745,015.92, 5,173,412.76 and 2,980,090.80

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Solution

The fourth proportional to 3,745,015.92, 5,173,412.76 and 2,980,090.80 is: 4,116,735.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745,015.92 : 5,173,412.76 = 2,980,090.80 : x
  2. Step 2: Convert to fraction form
    3,745,015.92/5,173,412.76 = 2,980,090.80/x
  3. Step 3: Cross multiply
    3,745,015.92x = 5,173,412.76 × 2,980,090.80
  4. Step 4: Simplify right side
    3,745,015.92x = 15,417,239,770,678.61
  5. Step 5: Solve for x
    x = 15,417,239,770,678.61/3,745,015.92
  6. Step 6: Final answer
    x = 4,116,735.44

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1.5x scale

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.