Home / 1,819,757.27-2,511,247.71-1,003,967.55

Finding the Fourth Proportional to 1,819,757.27, 2,511,247.71 and 1,003,967.55

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Solution

The fourth proportional to 1,819,757.27, 2,511,247.71 and 1,003,967.55 is: 1,385,465.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,757.27 : 2,511,247.71 = 1,003,967.55 : x
  2. Step 2: Convert to fraction form
    1,819,757.27/2,511,247.71 = 1,003,967.55/x
  3. Step 3: Cross multiply
    1,819,757.27x = 2,511,247.71 × 1,003,967.55
  4. Step 4: Simplify right side
    1,819,757.27x = 2,521,211,210,851.81
  5. Step 5: Solve for x
    x = 2,521,211,210,851.81/1,819,757.27
  6. Step 6: Final answer
    x = 1,385,465.67

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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.