Home / 2,796,861.68-3,859,965.44-1,709,769.68

Finding the Fourth Proportional to 2,796,861.68, 3,859,965.44 and 1,709,769.68

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Solution

The fourth proportional to 2,796,861.68, 3,859,965.44 and 1,709,769.68 is: 2,359,663.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796,861.68 : 3,859,965.44 = 1,709,769.68 : x
  2. Step 2: Convert to fraction form
    2,796,861.68/3,859,965.44 = 1,709,769.68/x
  3. Step 3: Cross multiply
    2,796,861.68x = 3,859,965.44 × 1,709,769.68
  4. Step 4: Simplify right side
    2,796,861.68x = 6,599,651,875,159.86
  5. Step 5: Solve for x
    x = 6,599,651,875,159.86/2,796,861.68
  6. Step 6: Final answer
    x = 2,359,663.30

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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.