Home / 2,817,948-3,888,768.24-1,610,749.92

Finding the Fourth Proportional to 2,817,948, 3,888,768.24 and 1,610,749.92

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Solution

The fourth proportional to 2,817,948, 3,888,768.24 and 1,610,749.92 is: 2,222,834.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817,948 : 3,888,768.24 = 1,610,749.92 : x
  2. Step 2: Convert to fraction form
    2,817,948/3,888,768.24 = 1,610,749.92/x
  3. Step 3: Cross multiply
    2,817,948x = 3,888,768.24 × 1,610,749.92
  4. Step 4: Simplify right side
    2,817,948x = 6,263,833,131,478.54
  5. Step 5: Solve for x
    x = 6,263,833,131,478.54/2,817,948
  6. Step 6: Final answer
    x = 2,222,834.89

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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.