Home / 1,697,829.12-2,343,066.48-933,940.80

Finding the Fourth Proportional to 1,697,829.12, 2,343,066.48 and 933,940.80

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Solution

The fourth proportional to 1,697,829.12, 2,343,066.48 and 933,940.80 is: 1,288,872.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697,829.12 : 2,343,066.48 = 933,940.80 : x
  2. Step 2: Convert to fraction form
    1,697,829.12/2,343,066.48 = 933,940.80/x
  3. Step 3: Cross multiply
    1,697,829.12x = 2,343,066.48 × 933,940.80
  4. Step 4: Simplify right side
    1,697,829.12x = 2,188,285,382,784.38
  5. Step 5: Solve for x
    x = 2,188,285,382,784.38/1,697,829.12
  6. Step 6: Final answer
    x = 1,288,872.57

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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.