Home / 1,231,022-1,846,772.40-472,808

Finding the Fourth Proportional to 1,231,022, 1,846,772.40 and 472,808

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Solution

The fourth proportional to 1,231,022, 1,846,772.40 and 472,808 is: 709,303.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,022 : 1,846,772.40 = 472,808 : x
  2. Step 2: Convert to fraction form
    1,231,022/1,846,772.40 = 472,808/x
  3. Step 3: Cross multiply
    1,231,022x = 1,846,772.40 × 472,808
  4. Step 4: Simplify right side
    1,231,022x = 873,168,764,899.20
  5. Step 5: Solve for x
    x = 873,168,764,899.20/1,231,022
  6. Step 6: Final answer
    x = 709,303.95

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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.