Home / 2,658,188.56-3,987,090.04-1,038,652.96

Finding the Fourth Proportional to 2,658,188.56, 3,987,090.04 and 1,038,652.96

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Solution

The fourth proportional to 2,658,188.56, 3,987,090.04 and 1,038,652.96 is: 1,557,904.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,658,188.56 : 3,987,090.04 = 1,038,652.96 : x
  2. Step 2: Convert to fraction form
    2,658,188.56/3,987,090.04 = 1,038,652.96/x
  3. Step 3: Cross multiply
    2,658,188.56x = 3,987,090.04 × 1,038,652.96
  4. Step 4: Simplify right side
    2,658,188.56x = 4,141,202,871,832.52
  5. Step 5: Solve for x
    x = 4,141,202,871,832.52/2,658,188.56
  6. Step 6: Final answer
    x = 1,557,904.11

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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.