Home / 1,952,313.93-2,927,993.04-815,085.54

Finding the Fourth Proportional to 1,952,313.93, 2,927,993.04 and 815,085.54

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Solution

The fourth proportional to 1,952,313.93, 2,927,993.04 and 815,085.54 is: 1,222,428.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952,313.93 : 2,927,993.04 = 815,085.54 : x
  2. Step 2: Convert to fraction form
    1,952,313.93/2,927,993.04 = 815,085.54/x
  3. Step 3: Cross multiply
    1,952,313.93x = 2,927,993.04 × 815,085.54
  4. Step 4: Simplify right side
    1,952,313.93x = 2,386,564,788,124.64
  5. Step 5: Solve for x
    x = 2,386,564,788,124.64/1,952,313.93
  6. Step 6: Final answer
    x = 1,222,428.81

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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.