Home / 2,131,050.80-2,940,167.76-1,519,303.16

Finding the Fourth Proportional to 2,131,050.80, 2,940,167.76 and 1,519,303.16

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Solution

The fourth proportional to 2,131,050.80, 2,940,167.76 and 1,519,303.16 is: 2,096,151.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,050.80 : 2,940,167.76 = 1,519,303.16 : x
  2. Step 2: Convert to fraction form
    2,131,050.80/2,940,167.76 = 1,519,303.16/x
  3. Step 3: Cross multiply
    2,131,050.80x = 2,940,167.76 × 1,519,303.16
  4. Step 4: Simplify right side
    2,131,050.80x = 4,467,006,168,698.12
  5. Step 5: Solve for x
    x = 4,467,006,168,698.12/2,131,050.80
  6. Step 6: Final answer
    x = 2,096,151.89

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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.