Home / 1,330,358.45-1,835,896.41-757,398.60

Finding the Fourth Proportional to 1,330,358.45, 1,835,896.41 and 757,398.60

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Solution

The fourth proportional to 1,330,358.45, 1,835,896.41 and 757,398.60 is: 1,045,211.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,358.45 : 1,835,896.41 = 757,398.60 : x
  2. Step 2: Convert to fraction form
    1,330,358.45/1,835,896.41 = 757,398.60/x
  3. Step 3: Cross multiply
    1,330,358.45x = 1,835,896.41 × 757,398.60
  4. Step 4: Simplify right side
    1,330,358.45x = 1,390,505,370,679.03
  5. Step 5: Solve for x
    x = 1,390,505,370,679.03/1,330,358.45
  6. Step 6: Final answer
    x = 1,045,211.07

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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.