Home / 1,501,110.36-2,071,516.68-812,770.32

Finding the Fourth Proportional to 1,501,110.36, 2,071,516.68 and 812,770.32

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Solution

The fourth proportional to 1,501,110.36, 2,071,516.68 and 812,770.32 is: 1,121,614.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,110.36 : 2,071,516.68 = 812,770.32 : x
  2. Step 2: Convert to fraction form
    1,501,110.36/2,071,516.68 = 812,770.32/x
  3. Step 3: Cross multiply
    1,501,110.36x = 2,071,516.68 × 812,770.32
  4. Step 4: Simplify right side
    1,501,110.36x = 1,683,667,274,888.94
  5. Step 5: Solve for x
    x = 1,683,667,274,888.94/1,501,110.36
  6. Step 6: Final answer
    x = 1,121,614.59

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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.