Home / 1,815,275.16-2,505,059.52-999,462

Finding the Fourth Proportional to 1,815,275.16, 2,505,059.52 and 999,462

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Solution

The fourth proportional to 1,815,275.16, 2,505,059.52 and 999,462 is: 1,379,246.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,275.16 : 2,505,059.52 = 999,462 : x
  2. Step 2: Convert to fraction form
    1,815,275.16/2,505,059.52 = 999,462/x
  3. Step 3: Cross multiply
    1,815,275.16x = 2,505,059.52 × 999,462
  4. Step 4: Simplify right side
    1,815,275.16x = 2,503,711,797,978.24
  5. Step 5: Solve for x
    x = 2,503,711,797,978.24/1,815,275.16
  6. Step 6: Final answer
    x = 1,379,246.44

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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.