Home / 1,810,979.20-2,498,606.30-1,085,562.23

Finding the Fourth Proportional to 1,810,979.20, 2,498,606.30 and 1,085,562.23

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Solution

The fourth proportional to 1,810,979.20, 2,498,606.30 and 1,085,562.23 is: 1,497,749.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,979.20 : 2,498,606.30 = 1,085,562.23 : x
  2. Step 2: Convert to fraction form
    1,810,979.20/2,498,606.30 = 1,085,562.23/x
  3. Step 3: Cross multiply
    1,810,979.20x = 2,498,606.30 × 1,085,562.23
  4. Step 4: Simplify right side
    1,810,979.20x = 2,712,392,621,492.24
  5. Step 5: Solve for x
    x = 2,712,392,621,492.24/1,810,979.20
  6. Step 6: Final answer
    x = 1,497,749.19

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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.