Home / 1,753,285.20-2,630,964.60-1,155,973.20

Finding the Fourth Proportional to 1,753,285.20, 2,630,964.60 and 1,155,973.20

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Solution

The fourth proportional to 1,753,285.20, 2,630,964.60 and 1,155,973.20 is: 1,734,643.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,285.20 : 2,630,964.60 = 1,155,973.20 : x
  2. Step 2: Convert to fraction form
    1,753,285.20/2,630,964.60 = 1,155,973.20/x
  3. Step 3: Cross multiply
    1,753,285.20x = 2,630,964.60 × 1,155,973.20
  4. Step 4: Simplify right side
    1,753,285.20x = 3,041,324,567,748.72
  5. Step 5: Solve for x
    x = 3,041,324,567,748.72/1,753,285.20
  6. Step 6: Final answer
    x = 1,734,643.38

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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.