Home / 1,335,541.50-1,843,081.14-819,580.38

Finding the Fourth Proportional to 1,335,541.50, 1,843,081.14 and 819,580.38

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Solution

The fourth proportional to 1,335,541.50, 1,843,081.14 and 819,580.38 is: 1,131,041.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,541.50 : 1,843,081.14 = 819,580.38 : x
  2. Step 2: Convert to fraction form
    1,335,541.50/1,843,081.14 = 819,580.38/x
  3. Step 3: Cross multiply
    1,335,541.50x = 1,843,081.14 × 819,580.38
  4. Step 4: Simplify right side
    1,335,541.50x = 1,510,553,141,092.03
  5. Step 5: Solve for x
    x = 1,510,553,141,092.03/1,335,541.50
  6. Step 6: Final answer
    x = 1,131,041.71

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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.