Home / 2,172,836.48-2,998,885.41-1,254,900.63

Finding the Fourth Proportional to 2,172,836.48, 2,998,885.41 and 1,254,900.63

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Solution

The fourth proportional to 2,172,836.48, 2,998,885.41 and 1,254,900.63 is: 1,731,977.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,836.48 : 2,998,885.41 = 1,254,900.63 : x
  2. Step 2: Convert to fraction form
    2,172,836.48/2,998,885.41 = 1,254,900.63/x
  3. Step 3: Cross multiply
    2,172,836.48x = 2,998,885.41 × 1,254,900.63
  4. Step 4: Simplify right side
    2,172,836.48x = 3,763,303,201,552.63
  5. Step 5: Solve for x
    x = 3,763,303,201,552.63/2,172,836.48
  6. Step 6: Final answer
    x = 1,731,977.19

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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.