Home / 1,460,137.86-2,190,767.72-1,028,269.80

Finding the Fourth Proportional to 1,460,137.86, 2,190,767.72 and 1,028,269.80

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Solution

The fourth proportional to 1,460,137.86, 2,190,767.72 and 1,028,269.80 is: 1,542,799.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,137.86 : 2,190,767.72 = 1,028,269.80 : x
  2. Step 2: Convert to fraction form
    1,460,137.86/2,190,767.72 = 1,028,269.80/x
  3. Step 3: Cross multiply
    1,460,137.86x = 2,190,767.72 × 1,028,269.80
  4. Step 4: Simplify right side
    1,460,137.86x = 2,252,700,280,149.51
  5. Step 5: Solve for x
    x = 2,252,700,280,149.51/1,460,137.86
  6. Step 6: Final answer
    x = 1,542,799.72

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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.