Home / 1,556,465.64-2,335,407.84-798,839.15

Finding the Fourth Proportional to 1,556,465.64, 2,335,407.84 and 798,839.15

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Solution

The fourth proportional to 1,556,465.64, 2,335,407.84 and 798,839.15 is: 1,198,622.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,465.64 : 2,335,407.84 = 798,839.15 : x
  2. Step 2: Convert to fraction form
    1,556,465.64/2,335,407.84 = 798,839.15/x
  3. Step 3: Cross multiply
    1,556,465.64x = 2,335,407.84 × 798,839.15
  4. Step 4: Simplify right side
    1,556,465.64x = 1,865,615,202,131.90
  5. Step 5: Solve for x
    x = 1,865,615,202,131.90/1,556,465.64
  6. Step 6: Final answer
    x = 1,198,622.80

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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.