Home / 1,000,080.90-1,379,768.49-570,050.82

Finding the Fourth Proportional to 1,000,080.90, 1,379,768.49 and 570,050.82

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Solution

The fourth proportional to 1,000,080.90, 1,379,768.49 and 570,050.82 is: 786,474.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,080.90 : 1,379,768.49 = 570,050.82 : x
  2. Step 2: Convert to fraction form
    1,000,080.90/1,379,768.49 = 570,050.82/x
  3. Step 3: Cross multiply
    1,000,080.90x = 1,379,768.49 × 570,050.82
  4. Step 4: Simplify right side
    1,000,080.90x = 786,538,159,134.66
  5. Step 5: Solve for x
    x = 786,538,159,134.66/1,000,080.90
  6. Step 6: Final answer
    x = 786,474.53

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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.