Home / 1,180,779.84-1,629,455.76-671,470.56

Finding the Fourth Proportional to 1,180,779.84, 1,629,455.76 and 671,470.56

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Solution

The fourth proportional to 1,180,779.84, 1,629,455.76 and 671,470.56 is: 926,617.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,779.84 : 1,629,455.76 = 671,470.56 : x
  2. Step 2: Convert to fraction form
    1,180,779.84/1,629,455.76 = 671,470.56/x
  3. Step 3: Cross multiply
    1,180,779.84x = 1,629,455.76 × 671,470.56
  4. Step 4: Simplify right side
    1,180,779.84x = 1,094,131,571,662.43
  5. Step 5: Solve for x
    x = 1,094,131,571,662.43/1,180,779.84
  6. Step 6: Final answer
    x = 926,617.76

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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.