Home / 1,179,939.40-1,770,830.70-548,931.40

Finding the Fourth Proportional to 1,179,939.40, 1,770,830.70 and 548,931.40

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Solution

The fourth proportional to 1,179,939.40, 1,770,830.70 and 548,931.40 is: 823,825.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,939.40 : 1,770,830.70 = 548,931.40 : x
  2. Step 2: Convert to fraction form
    1,179,939.40/1,770,830.70 = 548,931.40/x
  3. Step 3: Cross multiply
    1,179,939.40x = 1,770,830.70 × 548,931.40
  4. Step 4: Simplify right side
    1,179,939.40x = 972,064,575,313.98
  5. Step 5: Solve for x
    x = 972,064,575,313.98/1,179,939.40
  6. Step 6: Final answer
    x = 823,825.85

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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.