Home / 1,753,703.40-2,630,555.10-1,647,415.20

Finding the Fourth Proportional to 1,753,703.40, 2,630,555.10 and 1,647,415.20

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Solution

The fourth proportional to 1,753,703.40, 2,630,555.10 and 1,647,415.20 is: 2,471,122.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,703.40 : 2,630,555.10 = 1,647,415.20 : x
  2. Step 2: Convert to fraction form
    1,753,703.40/2,630,555.10 = 1,647,415.20/x
  3. Step 3: Cross multiply
    1,753,703.40x = 2,630,555.10 × 1,647,415.20
  4. Step 4: Simplify right side
    1,753,703.40x = 4,333,616,456,177.52
  5. Step 5: Solve for x
    x = 4,333,616,456,177.52/1,753,703.40
  6. Step 6: Final answer
    x = 2,471,122.80

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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.