Home / 1,366,873.68-1,886,291.82-746,687.40

Finding the Fourth Proportional to 1,366,873.68, 1,886,291.82 and 746,687.40

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Solution

The fourth proportional to 1,366,873.68, 1,886,291.82 and 746,687.40 is: 1,030,431.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,873.68 : 1,886,291.82 = 746,687.40 : x
  2. Step 2: Convert to fraction form
    1,366,873.68/1,886,291.82 = 746,687.40/x
  3. Step 3: Cross multiply
    1,366,873.68x = 1,886,291.82 × 746,687.40
  4. Step 4: Simplify right side
    1,366,873.68x = 1,408,470,334,717.07
  5. Step 5: Solve for x
    x = 1,408,470,334,717.07/1,366,873.68
  6. Step 6: Final answer
    x = 1,030,431.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.