Home / 1,081,629.22-1,492,835.62-651,909.84

Finding the Fourth Proportional to 1,081,629.22, 1,492,835.62 and 651,909.84

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Solution

The fourth proportional to 1,081,629.22, 1,492,835.62 and 651,909.84 is: 899,748.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,629.22 : 1,492,835.62 = 651,909.84 : x
  2. Step 2: Convert to fraction form
    1,081,629.22/1,492,835.62 = 651,909.84/x
  3. Step 3: Cross multiply
    1,081,629.22x = 1,492,835.62 × 651,909.84
  4. Step 4: Simplify right side
    1,081,629.22x = 973,194,230,180.50
  5. Step 5: Solve for x
    x = 973,194,230,180.50/1,081,629.22
  6. Step 6: Final answer
    x = 899,748.46

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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.