Home / 1,490,683.88-2,233,138.98-892,116.56

Finding the Fourth Proportional to 1,490,683.88, 2,233,138.98 and 892,116.56

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Solution

The fourth proportional to 1,490,683.88, 2,233,138.98 and 892,116.56 is: 1,336,447.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,683.88 : 2,233,138.98 = 892,116.56 : x
  2. Step 2: Convert to fraction form
    1,490,683.88/2,233,138.98 = 892,116.56/x
  3. Step 3: Cross multiply
    1,490,683.88x = 2,233,138.98 × 892,116.56
  4. Step 4: Simplify right side
    1,490,683.88x = 1,992,220,264,839.51
  5. Step 5: Solve for x
    x = 1,992,220,264,839.51/1,490,683.88
  6. Step 6: Final answer
    x = 1,336,447.18

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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.