Home / 1,065,210.76-1,469,968.07-581,777.85

Finding the Fourth Proportional to 1,065,210.76, 1,469,968.07 and 581,777.85

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Solution

The fourth proportional to 1,065,210.76, 1,469,968.07 and 581,777.85 is: 802,840.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,210.76 : 1,469,968.07 = 581,777.85 : x
  2. Step 2: Convert to fraction form
    1,065,210.76/1,469,968.07 = 581,777.85/x
  3. Step 3: Cross multiply
    1,065,210.76x = 1,469,968.07 × 581,777.85
  4. Step 4: Simplify right side
    1,065,210.76x = 855,194,863,333.25
  5. Step 5: Solve for x
    x = 855,194,863,333.25/1,065,210.76
  6. Step 6: Final answer
    x = 802,840.99

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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.