Home / 1,609,015.62-2,219,806.65-1,036,388.13

Finding the Fourth Proportional to 1,609,015.62, 2,219,806.65 and 1,036,388.13

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Solution

The fourth proportional to 1,609,015.62, 2,219,806.65 and 1,036,388.13 is: 1,429,806.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,015.62 : 2,219,806.65 = 1,036,388.13 : x
  2. Step 2: Convert to fraction form
    1,609,015.62/2,219,806.65 = 1,036,388.13/x
  3. Step 3: Cross multiply
    1,609,015.62x = 2,219,806.65 × 1,036,388.13
  4. Step 4: Simplify right side
    1,609,015.62x = 2,300,581,262,955.06
  5. Step 5: Solve for x
    x = 2,300,581,262,955.06/1,609,015.62
  6. Step 6: Final answer
    x = 1,429,806.67

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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.