Home / 1,131,020.16-1,696,582.08-800,073.60

Finding the Fourth Proportional to 1,131,020.16, 1,696,582.08 and 800,073.60

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Solution

The fourth proportional to 1,131,020.16, 1,696,582.08 and 800,073.60 is: 1,200,147.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,020.16 : 1,696,582.08 = 800,073.60 : x
  2. Step 2: Convert to fraction form
    1,131,020.16/1,696,582.08 = 800,073.60/x
  3. Step 3: Cross multiply
    1,131,020.16x = 1,696,582.08 × 800,073.60
  4. Step 4: Simplify right side
    1,131,020.16x = 1,357,390,532,441.09
  5. Step 5: Solve for x
    x = 1,357,390,532,441.09/1,131,020.16
  6. Step 6: Final answer
    x = 1,200,147.07

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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.