Home / 1,667,243.46-2,299,526.40-1,435,065.54

Finding the Fourth Proportional to 1,667,243.46, 2,299,526.40 and 1,435,065.54

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Solution

The fourth proportional to 1,667,243.46, 2,299,526.40 and 1,435,065.54 is: 1,979,297.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,243.46 : 2,299,526.40 = 1,435,065.54 : x
  2. Step 2: Convert to fraction form
    1,667,243.46/2,299,526.40 = 1,435,065.54/x
  3. Step 3: Cross multiply
    1,667,243.46x = 2,299,526.40 × 1,435,065.54
  4. Step 4: Simplify right side
    1,667,243.46x = 3,299,971,094,960.26
  5. Step 5: Solve for x
    x = 3,299,971,094,960.26/1,667,243.46
  6. Step 6: Final answer
    x = 1,979,297.67

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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.