Home / 1,166,636.96-1,751,854.02-720,195.76

Finding the Fourth Proportional to 1,166,636.96, 1,751,854.02 and 720,195.76

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Solution

The fourth proportional to 1,166,636.96, 1,751,854.02 and 720,195.76 is: 1,081,465.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,636.96 : 1,751,854.02 = 720,195.76 : x
  2. Step 2: Convert to fraction form
    1,166,636.96/1,751,854.02 = 720,195.76/x
  3. Step 3: Cross multiply
    1,166,636.96x = 1,751,854.02 × 720,195.76
  4. Step 4: Simplify right side
    1,166,636.96x = 1,261,677,830,262.59
  5. Step 5: Solve for x
    x = 1,261,677,830,262.59/1,166,636.96
  6. Step 6: Final answer
    x = 1,081,465.68

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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.