Home / 1,195,646.22-1,650,580.84-828,401.80

Finding the Fourth Proportional to 1,195,646.22, 1,650,580.84 and 828,401.80

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Solution

The fourth proportional to 1,195,646.22, 1,650,580.84 and 828,401.80 is: 1,143,602.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,646.22 : 1,650,580.84 = 828,401.80 : x
  2. Step 2: Convert to fraction form
    1,195,646.22/1,650,580.84 = 828,401.80/x
  3. Step 3: Cross multiply
    1,195,646.22x = 1,650,580.84 × 828,401.80
  4. Step 4: Simplify right side
    1,195,646.22x = 1,367,344,138,901.51
  5. Step 5: Solve for x
    x = 1,367,344,138,901.51/1,195,646.22
  6. Step 6: Final answer
    x = 1,143,602.61

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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.