Home / 1,976,769.96-2,727,918.18-1,071,332.52

Finding the Fourth Proportional to 1,976,769.96, 2,727,918.18 and 1,071,332.52

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Solution

The fourth proportional to 1,976,769.96, 2,727,918.18 and 1,071,332.52 is: 1,478,425.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,769.96 : 2,727,918.18 = 1,071,332.52 : x
  2. Step 2: Convert to fraction form
    1,976,769.96/2,727,918.18 = 1,071,332.52/x
  3. Step 3: Cross multiply
    1,976,769.96x = 2,727,918.18 × 1,071,332.52
  4. Step 4: Simplify right side
    1,976,769.96x = 2,922,507,458,133.21
  5. Step 5: Solve for x
    x = 2,922,507,458,133.21/1,976,769.96
  6. Step 6: Final answer
    x = 1,478,425.67

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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.