Home / 1,827,312.77-2,743,663.62-1,019,275.88

Finding the Fourth Proportional to 1,827,312.77, 2,743,663.62 and 1,019,275.88

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Solution

The fourth proportional to 1,827,312.77, 2,743,663.62 and 1,019,275.88 is: 1,530,416.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,312.77 : 2,743,663.62 = 1,019,275.88 : x
  2. Step 2: Convert to fraction form
    1,827,312.77/2,743,663.62 = 1,019,275.88/x
  3. Step 3: Cross multiply
    1,827,312.77x = 2,743,663.62 × 1,019,275.88
  4. Step 4: Simplify right side
    1,827,312.77x = 2,796,550,139,919.87
  5. Step 5: Solve for x
    x = 2,796,550,139,919.87/1,827,312.77
  6. Step 6: Final answer
    x = 1,530,416.79

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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.