Home / 1,630,847.66-2,251,695.67-1,019,275.31

Finding the Fourth Proportional to 1,630,847.66, 2,251,695.67 and 1,019,275.31

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Solution

The fourth proportional to 1,630,847.66, 2,251,695.67 and 1,019,275.31 is: 1,407,303.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,847.66 : 2,251,695.67 = 1,019,275.31 : x
  2. Step 2: Convert to fraction form
    1,630,847.66/2,251,695.67 = 1,019,275.31/x
  3. Step 3: Cross multiply
    1,630,847.66x = 2,251,695.67 × 1,019,275.31
  4. Step 4: Simplify right side
    1,630,847.66x = 2,295,097,805,145.96
  5. Step 5: Solve for x
    x = 2,295,097,805,145.96/1,630,847.66
  6. Step 6: Final answer
    x = 1,407,303.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.