Home / 1,718,114.60-2,579,796.30-1,319,205.80

Finding the Fourth Proportional to 1,718,114.60, 2,579,796.30 and 1,319,205.80

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Solution

The fourth proportional to 1,718,114.60, 2,579,796.30 and 1,319,205.80 is: 1,980,823.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,114.60 : 2,579,796.30 = 1,319,205.80 : x
  2. Step 2: Convert to fraction form
    1,718,114.60/2,579,796.30 = 1,319,205.80/x
  3. Step 3: Cross multiply
    1,718,114.60x = 2,579,796.30 × 1,319,205.80
  4. Step 4: Simplify right side
    1,718,114.60x = 3,403,282,241,778.54
  5. Step 5: Solve for x
    x = 3,403,282,241,778.54/1,718,114.60
  6. Step 6: Final answer
    x = 1,980,823.77

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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.