Home / 1,326,533.49-1,830,665.21-753,670.71

Finding the Fourth Proportional to 1,326,533.49, 1,830,665.21 and 753,670.71

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Solution

The fourth proportional to 1,326,533.49, 1,830,665.21 and 753,670.71 is: 1,040,093.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,533.49 : 1,830,665.21 = 753,670.71 : x
  2. Step 2: Convert to fraction form
    1,326,533.49/1,830,665.21 = 753,670.71/x
  3. Step 3: Cross multiply
    1,326,533.49x = 1,830,665.21 × 753,670.71
  4. Step 4: Simplify right side
    1,326,533.49x = 1,379,718,744,824.65
  5. Step 5: Solve for x
    x = 1,379,718,744,824.65/1,326,533.49
  6. Step 6: Final answer
    x = 1,040,093.41

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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.