Home / 2,658,202.12-3,987,110.31-1,038,666.43

Finding the Fourth Proportional to 2,658,202.12, 3,987,110.31 and 1,038,666.43

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Solution

The fourth proportional to 2,658,202.12, 3,987,110.31 and 1,038,666.43 is: 1,557,924.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,658,202.12 : 3,987,110.31 = 1,038,666.43 : x
  2. Step 2: Convert to fraction form
    2,658,202.12/3,987,110.31 = 1,038,666.43/x
  3. Step 3: Cross multiply
    2,658,202.12x = 3,987,110.31 × 1,038,666.43
  4. Step 4: Simplify right side
    2,658,202.12x = 4,141,277,631,703.89
  5. Step 5: Solve for x
    x = 4,141,277,631,703.89/2,658,202.12
  6. Step 6: Final answer
    x = 1,557,924.28

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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.