Home / 1,451,713.69-2,003,477.09-870,958.67

Finding the Fourth Proportional to 1,451,713.69, 2,003,477.09 and 870,958.67

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Solution

The fourth proportional to 1,451,713.69, 2,003,477.09 and 870,958.67 is: 1,201,990.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,713.69 : 2,003,477.09 = 870,958.67 : x
  2. Step 2: Convert to fraction form
    1,451,713.69/2,003,477.09 = 870,958.67/x
  3. Step 3: Cross multiply
    1,451,713.69x = 2,003,477.09 × 870,958.67
  4. Step 4: Simplify right side
    1,451,713.69x = 1,744,945,742,335.77
  5. Step 5: Solve for x
    x = 1,744,945,742,335.77/1,451,713.69
  6. Step 6: Final answer
    x = 1,201,990.28

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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.