Home / 1,330,351.62-1,835,886.90-757,391.77

Finding the Fourth Proportional to 1,330,351.62, 1,835,886.90 and 757,391.77

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Solution

The fourth proportional to 1,330,351.62, 1,835,886.90 and 757,391.77 is: 1,045,201.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,351.62 : 1,835,886.90 = 757,391.77 : x
  2. Step 2: Convert to fraction form
    1,330,351.62/1,835,886.90 = 757,391.77/x
  3. Step 3: Cross multiply
    1,330,351.62x = 1,835,886.90 × 757,391.77
  4. Step 4: Simplify right side
    1,330,351.62x = 1,390,485,628,710.81
  5. Step 5: Solve for x
    x = 1,390,485,628,710.81/1,330,351.62
  6. Step 6: Final answer
    x = 1,045,201.59

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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.