Home / 1,510,673.67-2,080,758.38-1,161,145.64

Finding the Fourth Proportional to 1,510,673.67, 2,080,758.38 and 1,161,145.64

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Solution

The fourth proportional to 1,510,673.67, 2,080,758.38 and 1,161,145.64 is: 1,599,328.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,673.67 : 2,080,758.38 = 1,161,145.64 : x
  2. Step 2: Convert to fraction form
    1,510,673.67/2,080,758.38 = 1,161,145.64/x
  3. Step 3: Cross multiply
    1,510,673.67x = 2,080,758.38 × 1,161,145.64
  4. Step 4: Simplify right side
    1,510,673.67x = 2,416,063,520,226.63
  5. Step 5: Solve for x
    x = 2,416,063,520,226.63/1,510,673.67
  6. Step 6: Final answer
    x = 1,599,328.54

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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.