Home / 1,263,784.14-1,743,596.28-719,534.85

Finding the Fourth Proportional to 1,263,784.14, 1,743,596.28 and 719,534.85

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Solution

The fourth proportional to 1,263,784.14, 1,743,596.28 and 719,534.85 is: 992,715.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,784.14 : 1,743,596.28 = 719,534.85 : x
  2. Step 2: Convert to fraction form
    1,263,784.14/1,743,596.28 = 719,534.85/x
  3. Step 3: Cross multiply
    1,263,784.14x = 1,743,596.28 × 719,534.85
  4. Step 4: Simplify right side
    1,263,784.14x = 1,254,578,287,790.36
  5. Step 5: Solve for x
    x = 1,254,578,287,790.36/1,263,784.14
  6. Step 6: Final answer
    x = 992,715.65

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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.