Home / 1,080,513.32-1,620,833.39-406,600.36

Finding the Fourth Proportional to 1,080,513.32, 1,620,833.39 and 406,600.36

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Solution

The fourth proportional to 1,080,513.32, 1,620,833.39 and 406,600.36 is: 609,924.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,513.32 : 1,620,833.39 = 406,600.36 : x
  2. Step 2: Convert to fraction form
    1,080,513.32/1,620,833.39 = 406,600.36/x
  3. Step 3: Cross multiply
    1,080,513.32x = 1,620,833.39 × 406,600.36
  4. Step 4: Simplify right side
    1,080,513.32x = 659,031,435,313.69
  5. Step 5: Solve for x
    x = 659,031,435,313.69/1,080,513.32
  6. Step 6: Final answer
    x = 609,924.40

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1.5x scale

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.