Home / 1,429,532.66-2,143,823.31-576,383.96

Finding the Fourth Proportional to 1,429,532.66, 2,143,823.31 and 576,383.96

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Solution

The fourth proportional to 1,429,532.66, 2,143,823.31 and 576,383.96 is: 864,384.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,532.66 : 2,143,823.31 = 576,383.96 : x
  2. Step 2: Convert to fraction form
    1,429,532.66/2,143,823.31 = 576,383.96/x
  3. Step 3: Cross multiply
    1,429,532.66x = 2,143,823.31 × 576,383.96
  4. Step 4: Simplify right side
    1,429,532.66x = 1,235,665,368,958.11
  5. Step 5: Solve for x
    x = 1,235,665,368,958.11/1,429,532.66
  6. Step 6: Final answer
    x = 864,384.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.