Home / 1,326,618.54-1,830,739.62-753,690.12

Finding the Fourth Proportional to 1,326,618.54, 1,830,739.62 and 753,690.12

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Solution

The fourth proportional to 1,326,618.54, 1,830,739.62 and 753,690.12 is: 1,040,095.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,618.54 : 1,830,739.62 = 753,690.12 : x
  2. Step 2: Convert to fraction form
    1,326,618.54/1,830,739.62 = 753,690.12/x
  3. Step 3: Cross multiply
    1,326,618.54x = 1,830,739.62 × 753,690.12
  4. Step 4: Simplify right side
    1,326,618.54x = 1,379,810,363,886.55
  5. Step 5: Solve for x
    x = 1,379,810,363,886.55/1,326,618.54
  6. Step 6: Final answer
    x = 1,040,095.79

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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.