Home / 1,490,684.88-2,233,140.48-892,117.56

Finding the Fourth Proportional to 1,490,684.88, 2,233,140.48 and 892,117.56

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Solution

The fourth proportional to 1,490,684.88, 2,233,140.48 and 892,117.56 is: 1,336,448.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,684.88 : 2,233,140.48 = 892,117.56 : x
  2. Step 2: Convert to fraction form
    1,490,684.88/2,233,140.48 = 892,117.56/x
  3. Step 3: Cross multiply
    1,490,684.88x = 2,233,140.48 × 892,117.56
  4. Step 4: Simplify right side
    1,490,684.88x = 1,992,223,836,154.83
  5. Step 5: Solve for x
    x = 1,992,223,836,154.83/1,490,684.88
  6. Step 6: Final answer
    x = 1,336,448.68

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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.