Home / 1,640,295.02-2,461,540.68-680,751.41

Finding the Fourth Proportional to 1,640,295.02, 2,461,540.68 and 680,751.41

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Solution

The fourth proportional to 1,640,295.02, 2,461,540.68 and 680,751.41 is: 1,021,582.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,295.02 : 2,461,540.68 = 680,751.41 : x
  2. Step 2: Convert to fraction form
    1,640,295.02/2,461,540.68 = 680,751.41/x
  3. Step 3: Cross multiply
    1,640,295.02x = 2,461,540.68 × 680,751.41
  4. Step 4: Simplify right side
    1,640,295.02x = 1,675,697,288,682.36
  5. Step 5: Solve for x
    x = 1,675,697,288,682.36/1,640,295.02
  6. Step 6: Final answer
    x = 1,021,582.87

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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.