Home / 1,812,556.45-2,718,834.54-863,048.53

Finding the Fourth Proportional to 1,812,556.45, 2,718,834.54 and 863,048.53

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Solution

The fourth proportional to 1,812,556.45, 2,718,834.54 and 863,048.53 is: 1,294,572.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,556.45 : 2,718,834.54 = 863,048.53 : x
  2. Step 2: Convert to fraction form
    1,812,556.45/2,718,834.54 = 863,048.53/x
  3. Step 3: Cross multiply
    1,812,556.45x = 2,718,834.54 × 863,048.53
  4. Step 4: Simplify right side
    1,812,556.45x = 2,346,486,153,060.23
  5. Step 5: Solve for x
    x = 2,346,486,153,060.23/1,812,556.45
  6. Step 6: Final answer
    x = 1,294,572.73

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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.