Home / 3,407,015.64-5,104,224.90-1,720,090.20

Finding the Fourth Proportional to 3,407,015.64, 5,104,224.90 and 1,720,090.20

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Solution

The fourth proportional to 3,407,015.64, 5,104,224.90 and 1,720,090.20 is: 2,576,955.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407,015.64 : 5,104,224.90 = 1,720,090.20 : x
  2. Step 2: Convert to fraction form
    3,407,015.64/5,104,224.90 = 1,720,090.20/x
  3. Step 3: Cross multiply
    3,407,015.64x = 5,104,224.90 × 1,720,090.20
  4. Step 4: Simplify right side
    3,407,015.64x = 8,779,727,229,085.98
  5. Step 5: Solve for x
    x = 8,779,727,229,085.98/3,407,015.64
  6. Step 6: Final answer
    x = 2,576,955.36

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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.