Home / 1,143,684.42-1,716,085.62-808,876.68

Finding the Fourth Proportional to 1,143,684.42, 1,716,085.62 and 808,876.68

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Solution

The fourth proportional to 1,143,684.42, 1,716,085.62 and 808,876.68 is: 1,213,710.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,684.42 : 1,716,085.62 = 808,876.68 : x
  2. Step 2: Convert to fraction form
    1,143,684.42/1,716,085.62 = 808,876.68/x
  3. Step 3: Cross multiply
    1,143,684.42x = 1,716,085.62 × 808,876.68
  4. Step 4: Simplify right side
    1,143,684.42x = 1,388,101,638,901.34
  5. Step 5: Solve for x
    x = 1,388,101,638,901.34/1,143,684.42
  6. Step 6: Final answer
    x = 1,213,710.37

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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.