Home / 3,239,419-4,470,398.58-1,881,379.48

Finding the Fourth Proportional to 3,239,419, 4,470,398.58 and 1,881,379.48

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Solution

The fourth proportional to 3,239,419, 4,470,398.58 and 1,881,379.48 is: 2,596,303.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239,419 : 4,470,398.58 = 1,881,379.48 : x
  2. Step 2: Convert to fraction form
    3,239,419/4,470,398.58 = 1,881,379.48/x
  3. Step 3: Cross multiply
    3,239,419x = 4,470,398.58 × 1,881,379.48
  4. Step 4: Simplify right side
    3,239,419x = 8,410,516,155,833.14
  5. Step 5: Solve for x
    x = 8,410,516,155,833.14/3,239,419
  6. Step 6: Final answer
    x = 2,596,303.89

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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.