Home / 2,585,178.72-3,879,539.28-902,282.22

Finding the Fourth Proportional to 2,585,178.72, 3,879,539.28 and 902,282.22

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Solution

The fourth proportional to 2,585,178.72, 3,879,539.28 and 902,282.22 is: 1,354,041.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,585,178.72 : 3,879,539.28 = 902,282.22 : x
  2. Step 2: Convert to fraction form
    2,585,178.72/3,879,539.28 = 902,282.22/x
  3. Step 3: Cross multiply
    2,585,178.72x = 3,879,539.28 × 902,282.22
  4. Step 4: Simplify right side
    2,585,178.72x = 3,500,439,314,135.60
  5. Step 5: Solve for x
    x = 3,500,439,314,135.60/2,585,178.72
  6. Step 6: Final answer
    x = 1,354,041.52

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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.