Home / 1,264,894.70-1,894,301.78-723,509.73

Finding the Fourth Proportional to 1,264,894.70, 1,894,301.78 and 723,509.73

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Solution

The fourth proportional to 1,264,894.70, 1,894,301.78 and 723,509.73 is: 1,083,525.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,894.70 : 1,894,301.78 = 723,509.73 : x
  2. Step 2: Convert to fraction form
    1,264,894.70/1,894,301.78 = 723,509.73/x
  3. Step 3: Cross multiply
    1,264,894.70x = 1,894,301.78 × 723,509.73
  4. Step 4: Simplify right side
    1,264,894.70x = 1,370,545,765,768.77
  5. Step 5: Solve for x
    x = 1,370,545,765,768.77/1,264,894.70
  6. Step 6: Final answer
    x = 1,083,525.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.