Home / 1,272,544.92-1,756,145.52-699,599.52

Finding the Fourth Proportional to 1,272,544.92, 1,756,145.52 and 699,599.52

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Solution

The fourth proportional to 1,272,544.92, 1,756,145.52 and 699,599.52 is: 965,465.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,544.92 : 1,756,145.52 = 699,599.52 : x
  2. Step 2: Convert to fraction form
    1,272,544.92/1,756,145.52 = 699,599.52/x
  3. Step 3: Cross multiply
    1,272,544.92x = 1,756,145.52 × 699,599.52
  4. Step 4: Simplify right side
    1,272,544.92x = 1,228,598,562,842.15
  5. Step 5: Solve for x
    x = 1,228,598,562,842.15/1,272,544.92
  6. Step 6: Final answer
    x = 965,465.77

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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.