Home / 1,455,628.32-2,008,740.51-811,034.73

Finding the Fourth Proportional to 1,455,628.32, 2,008,740.51 and 811,034.73

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Solution

The fourth proportional to 1,455,628.32, 2,008,740.51 and 811,034.73 is: 1,119,213.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,628.32 : 2,008,740.51 = 811,034.73 : x
  2. Step 2: Convert to fraction form
    1,455,628.32/2,008,740.51 = 811,034.73/x
  3. Step 3: Cross multiply
    1,455,628.32x = 2,008,740.51 × 811,034.73
  4. Step 4: Simplify right side
    1,455,628.32x = 1,629,158,317,167.91
  5. Step 5: Solve for x
    x = 1,629,158,317,167.91/1,455,628.32
  6. Step 6: Final answer
    x = 1,119,213.12

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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.