Home / 1,182,366.80-1,631,931.96-774,231.59

Finding the Fourth Proportional to 1,182,366.80, 1,631,931.96 and 774,231.59

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Solution

The fourth proportional to 1,182,366.80, 1,631,931.96 and 774,231.59 is: 1,068,613.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,366.80 : 1,631,931.96 = 774,231.59 : x
  2. Step 2: Convert to fraction form
    1,182,366.80/1,631,931.96 = 774,231.59/x
  3. Step 3: Cross multiply
    1,182,366.80x = 1,631,931.96 × 774,231.59
  4. Step 4: Simplify right side
    1,182,366.80x = 1,263,493,283,145.82
  5. Step 5: Solve for x
    x = 1,263,493,283,145.82/1,182,366.80
  6. Step 6: Final answer
    x = 1,068,613.64

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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.