Home / 1,317,722.06-1,818,651.48-834,332.06

Finding the Fourth Proportional to 1,317,722.06, 1,818,651.48 and 834,332.06

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Solution

The fourth proportional to 1,317,722.06, 1,818,651.48 and 834,332.06 is: 1,151,501.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,722.06 : 1,818,651.48 = 834,332.06 : x
  2. Step 2: Convert to fraction form
    1,317,722.06/1,818,651.48 = 834,332.06/x
  3. Step 3: Cross multiply
    1,317,722.06x = 1,818,651.48 × 834,332.06
  4. Step 4: Simplify right side
    1,317,722.06x = 1,517,359,235,730.45
  5. Step 5: Solve for x
    x = 1,517,359,235,730.45/1,317,722.06
  6. Step 6: Final answer
    x = 1,151,501.73

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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.