Home / 1,478,309.88-2,040,057.72-833,735.64

Finding the Fourth Proportional to 1,478,309.88, 2,040,057.72 and 833,735.64

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Solution

The fourth proportional to 1,478,309.88, 2,040,057.72 and 833,735.64 is: 1,150,549.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,309.88 : 2,040,057.72 = 833,735.64 : x
  2. Step 2: Convert to fraction form
    1,478,309.88/2,040,057.72 = 833,735.64/x
  3. Step 3: Cross multiply
    1,478,309.88x = 2,040,057.72 × 833,735.64
  4. Step 4: Simplify right side
    1,478,309.88x = 1,700,868,828,821.14
  5. Step 5: Solve for x
    x = 1,700,868,828,821.14/1,478,309.88
  6. Step 6: Final answer
    x = 1,150,549.59

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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.