Home / 1,279,357.59-1,765,522.02-698,584.76

Finding the Fourth Proportional to 1,279,357.59, 1,765,522.02 and 698,584.76

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Solution

The fourth proportional to 1,279,357.59, 1,765,522.02 and 698,584.76 is: 964,051.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,357.59 : 1,765,522.02 = 698,584.76 : x
  2. Step 2: Convert to fraction form
    1,279,357.59/1,765,522.02 = 698,584.76/x
  3. Step 3: Cross multiply
    1,279,357.59x = 1,765,522.02 × 698,584.76
  4. Step 4: Simplify right side
    1,279,357.59x = 1,233,366,773,099.67
  5. Step 5: Solve for x
    x = 1,233,366,773,099.67/1,279,357.59
  6. Step 6: Final answer
    x = 964,051.63

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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.