Home / 1,782,855-2,460,300.26-1,008,383.40

Finding the Fourth Proportional to 1,782,855, 2,460,300.26 and 1,008,383.40

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Solution

The fourth proportional to 1,782,855, 2,460,300.26 and 1,008,383.40 is: 1,391,546.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,855 : 2,460,300.26 = 1,008,383.40 : x
  2. Step 2: Convert to fraction form
    1,782,855/2,460,300.26 = 1,008,383.40/x
  3. Step 3: Cross multiply
    1,782,855x = 2,460,300.26 × 1,008,383.40
  4. Step 4: Simplify right side
    1,782,855x = 2,480,925,941,199.68
  5. Step 5: Solve for x
    x = 2,480,925,941,199.68/1,782,855
  6. Step 6: Final answer
    x = 1,391,546.67

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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.