Home / 1,197,668.40-1,796,502.60-772,515.60

Finding the Fourth Proportional to 1,197,668.40, 1,796,502.60 and 772,515.60

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Solution

The fourth proportional to 1,197,668.40, 1,796,502.60 and 772,515.60 is: 1,158,773.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,668.40 : 1,796,502.60 = 772,515.60 : x
  2. Step 2: Convert to fraction form
    1,197,668.40/1,796,502.60 = 772,515.60/x
  3. Step 3: Cross multiply
    1,197,668.40x = 1,796,502.60 × 772,515.60
  4. Step 4: Simplify right side
    1,197,668.40x = 1,387,826,283,940.56
  5. Step 5: Solve for x
    x = 1,387,826,283,940.56/1,197,668.40
  6. Step 6: Final answer
    x = 1,158,773.40

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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.