Home / 1,447,321.88-1,996,984.38-835,344.60

Finding the Fourth Proportional to 1,447,321.88, 1,996,984.38 and 835,344.60

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Solution

The fourth proportional to 1,447,321.88, 1,996,984.38 and 835,344.60 is: 1,152,590.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,321.88 : 1,996,984.38 = 835,344.60 : x
  2. Step 2: Convert to fraction form
    1,447,321.88/1,996,984.38 = 835,344.60/x
  3. Step 3: Cross multiply
    1,447,321.88x = 1,996,984.38 × 835,344.60
  4. Step 4: Simplify right side
    1,447,321.88x = 1,668,170,118,117.35
  5. Step 5: Solve for x
    x = 1,668,170,118,117.35/1,447,321.88
  6. Step 6: Final answer
    x = 1,152,590.96

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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.