Home / 1,257,085.98-1,734,817.80-713,244.69

Finding the Fourth Proportional to 1,257,085.98, 1,734,817.80 and 713,244.69

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Solution

The fourth proportional to 1,257,085.98, 1,734,817.80 and 713,244.69 is: 984,299.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,085.98 : 1,734,817.80 = 713,244.69 : x
  2. Step 2: Convert to fraction form
    1,257,085.98/1,734,817.80 = 713,244.69/x
  3. Step 3: Cross multiply
    1,257,085.98x = 1,734,817.80 × 713,244.69
  4. Step 4: Simplify right side
    1,257,085.98x = 1,237,349,586,642.15
  5. Step 5: Solve for x
    x = 1,237,349,586,642.15/1,257,085.98
  6. Step 6: Final answer
    x = 984,299.89

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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.