Home / 1,960,370.45-2,938,351.66-998,125.07

Finding the Fourth Proportional to 1,960,370.45, 2,938,351.66 and 998,125.07

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Solution

The fourth proportional to 1,960,370.45, 2,938,351.66 and 998,125.07 is: 1,496,065.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960,370.45 : 2,938,351.66 = 998,125.07 : x
  2. Step 2: Convert to fraction form
    1,960,370.45/2,938,351.66 = 998,125.07/x
  3. Step 3: Cross multiply
    1,960,370.45x = 2,938,351.66 × 998,125.07
  4. Step 4: Simplify right side
    1,960,370.45x = 2,932,842,461,172.68
  5. Step 5: Solve for x
    x = 2,932,842,461,172.68/1,960,370.45
  6. Step 6: Final answer
    x = 1,496,065.43

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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.