Home / 1,330,492.44-1,996,526-489,634.68

Finding the Fourth Proportional to 1,330,492.44, 1,996,526 and 489,634.68

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Solution

The fourth proportional to 1,330,492.44, 1,996,526 and 489,634.68 is: 734,741.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,492.44 : 1,996,526 = 489,634.68 : x
  2. Step 2: Convert to fraction form
    1,330,492.44/1,996,526 = 489,634.68/x
  3. Step 3: Cross multiply
    1,330,492.44x = 1,996,526 × 489,634.68
  4. Step 4: Simplify right side
    1,330,492.44x = 977,568,369,121.68
  5. Step 5: Solve for x
    x = 977,568,369,121.68/1,330,492.44
  6. Step 6: Final answer
    x = 734,741.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.