Home / 1,425,533.94-2,138,122.53-465,909.32

Finding the Fourth Proportional to 1,425,533.94, 2,138,122.53 and 465,909.32

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Solution

The fourth proportional to 1,425,533.94, 2,138,122.53 and 465,909.32 is: 698,805.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,533.94 : 2,138,122.53 = 465,909.32 : x
  2. Step 2: Convert to fraction form
    1,425,533.94/2,138,122.53 = 465,909.32/x
  3. Step 3: Cross multiply
    1,425,533.94x = 2,138,122.53 × 465,909.32
  4. Step 4: Simplify right side
    1,425,533.94x = 996,171,203,338.37
  5. Step 5: Solve for x
    x = 996,171,203,338.37/1,425,533.94
  6. Step 6: Final answer
    x = 698,805.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.