Home / 1,511,495.26-2,086,090.23-1,148,321.50

Finding the Fourth Proportional to 1,511,495.26, 2,086,090.23 and 1,148,321.50

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Solution

The fourth proportional to 1,511,495.26, 2,086,090.23 and 1,148,321.50 is: 1,584,855.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,495.26 : 2,086,090.23 = 1,148,321.50 : x
  2. Step 2: Convert to fraction form
    1,511,495.26/2,086,090.23 = 1,148,321.50/x
  3. Step 3: Cross multiply
    1,511,495.26x = 2,086,090.23 × 1,148,321.50
  4. Step 4: Simplify right side
    1,511,495.26x = 2,395,502,262,048.94
  5. Step 5: Solve for x
    x = 2,395,502,262,048.94/1,511,495.26
  6. Step 6: Final answer
    x = 1,584,855.95

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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.