Home / 2,539,921.52-3,810,265.62-742,579.31

Finding the Fourth Proportional to 2,539,921.52, 3,810,265.62 and 742,579.31

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Solution

The fourth proportional to 2,539,921.52, 3,810,265.62 and 742,579.31 is: 1,113,981.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539,921.52 : 3,810,265.62 = 742,579.31 : x
  2. Step 2: Convert to fraction form
    2,539,921.52/3,810,265.62 = 742,579.31/x
  3. Step 3: Cross multiply
    2,539,921.52x = 3,810,265.62 × 742,579.31
  4. Step 4: Simplify right side
    2,539,921.52x = 2,829,424,421,757.31
  5. Step 5: Solve for x
    x = 2,829,424,421,757.31/2,539,921.52
  6. Step 6: Final answer
    x = 1,113,981.04

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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.