Home / 1,198,930.15-1,802,823.90-1,004,068.45

Finding the Fourth Proportional to 1,198,930.15, 1,802,823.90 and 1,004,068.45

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Solution

The fourth proportional to 1,198,930.15, 1,802,823.90 and 1,004,068.45 is: 1,509,811.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,930.15 : 1,802,823.90 = 1,004,068.45 : x
  2. Step 2: Convert to fraction form
    1,198,930.15/1,802,823.90 = 1,004,068.45/x
  3. Step 3: Cross multiply
    1,198,930.15x = 1,802,823.90 × 1,004,068.45
  4. Step 4: Simplify right side
    1,198,930.15x = 1,810,158,598,895.95
  5. Step 5: Solve for x
    x = 1,810,158,598,895.95/1,198,930.15
  6. Step 6: Final answer
    x = 1,509,811.56

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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.