Home / 1,640,205.83-2,460,483.98-693,672.23

Finding the Fourth Proportional to 1,640,205.83, 2,460,483.98 and 693,672.23

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Solution

The fourth proportional to 1,640,205.83, 2,460,483.98 and 693,672.23 is: 1,040,582.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,205.83 : 2,460,483.98 = 693,672.23 : x
  2. Step 2: Convert to fraction form
    1,640,205.83/2,460,483.98 = 693,672.23/x
  3. Step 3: Cross multiply
    1,640,205.83x = 2,460,483.98 × 693,672.23
  4. Step 4: Simplify right side
    1,640,205.83x = 1,706,769,414,570.00
  5. Step 5: Solve for x
    x = 1,706,769,414,570.00/1,640,205.83
  6. Step 6: Final answer
    x = 1,040,582.46

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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.