Home / 1,804,816.59-2,489,715.20-1,223,843.23

Finding the Fourth Proportional to 1,804,816.59, 2,489,715.20 and 1,223,843.23

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Solution

The fourth proportional to 1,804,816.59, 2,489,715.20 and 1,223,843.23 is: 1,688,271.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,816.59 : 2,489,715.20 = 1,223,843.23 : x
  2. Step 2: Convert to fraction form
    1,804,816.59/2,489,715.20 = 1,223,843.23/x
  3. Step 3: Cross multiply
    1,804,816.59x = 2,489,715.20 × 1,223,843.23
  4. Step 4: Simplify right side
    1,804,816.59x = 3,047,021,080,873.14
  5. Step 5: Solve for x
    x = 3,047,021,080,873.14/1,804,816.59
  6. Step 6: Final answer
    x = 1,688,271.87

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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.