Home / 1,072,923.48-1,480,018.60-669,815.64

Finding the Fourth Proportional to 1,072,923.48, 1,480,018.60 and 669,815.64

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Solution

The fourth proportional to 1,072,923.48, 1,480,018.60 and 669,815.64 is: 923,961.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,923.48 : 1,480,018.60 = 669,815.64 : x
  2. Step 2: Convert to fraction form
    1,072,923.48/1,480,018.60 = 669,815.64/x
  3. Step 3: Cross multiply
    1,072,923.48x = 1,480,018.60 × 669,815.64
  4. Step 4: Simplify right side
    1,072,923.48x = 991,339,605,770.90
  5. Step 5: Solve for x
    x = 991,339,605,770.90/1,072,923.48
  6. Step 6: Final answer
    x = 923,961.14

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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.