Home / 1,870,674.53-2,579,809.24-1,225,860.53

Finding the Fourth Proportional to 1,870,674.53, 2,579,809.24 and 1,225,860.53

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Solution

The fourth proportional to 1,870,674.53, 2,579,809.24 and 1,225,860.53 is: 1,690,559.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,674.53 : 2,579,809.24 = 1,225,860.53 : x
  2. Step 2: Convert to fraction form
    1,870,674.53/2,579,809.24 = 1,225,860.53/x
  3. Step 3: Cross multiply
    1,870,674.53x = 2,579,809.24 × 1,225,860.53
  4. Step 4: Simplify right side
    1,870,674.53x = 3,162,486,322,245.30
  5. Step 5: Solve for x
    x = 3,162,486,322,245.30/1,870,674.53
  6. Step 6: Final answer
    x = 1,690,559.35

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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.