Home / 1,556,002.43-2,147,321.44-867,667.65

Finding the Fourth Proportional to 1,556,002.43, 2,147,321.44 and 867,667.65

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Solution

The fourth proportional to 1,556,002.43, 2,147,321.44 and 867,667.65 is: 1,197,402.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,002.43 : 2,147,321.44 = 867,667.65 : x
  2. Step 2: Convert to fraction form
    1,556,002.43/2,147,321.44 = 867,667.65/x
  3. Step 3: Cross multiply
    1,556,002.43x = 2,147,321.44 × 867,667.65
  4. Step 4: Simplify right side
    1,556,002.43x = 1,863,161,340,671.55
  5. Step 5: Solve for x
    x = 1,863,161,340,671.55/1,556,002.43
  6. Step 6: Final answer
    x = 1,197,402.59

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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.