Home / 1,833,064.20-2,749,596.30-1,640,219.40

Finding the Fourth Proportional to 1,833,064.20, 2,749,596.30 and 1,640,219.40

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Solution

The fourth proportional to 1,833,064.20, 2,749,596.30 and 1,640,219.40 is: 2,460,329.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833,064.20 : 2,749,596.30 = 1,640,219.40 : x
  2. Step 2: Convert to fraction form
    1,833,064.20/2,749,596.30 = 1,640,219.40/x
  3. Step 3: Cross multiply
    1,833,064.20x = 2,749,596.30 × 1,640,219.40
  4. Step 4: Simplify right side
    1,833,064.20x = 4,509,941,193,428.22
  5. Step 5: Solve for x
    x = 4,509,941,193,428.22/1,833,064.20
  6. Step 6: Final answer
    x = 2,460,329.10

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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.