Home / 1,090,388.79-1,504,780.74-606,923.28

Finding the Fourth Proportional to 1,090,388.79, 1,504,780.74 and 606,923.28

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Solution

The fourth proportional to 1,090,388.79, 1,504,780.74 and 606,923.28 is: 837,578.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,388.79 : 1,504,780.74 = 606,923.28 : x
  2. Step 2: Convert to fraction form
    1,090,388.79/1,504,780.74 = 606,923.28/x
  3. Step 3: Cross multiply
    1,090,388.79x = 1,504,780.74 × 606,923.28
  4. Step 4: Simplify right side
    1,090,388.79x = 913,286,462,401.63
  5. Step 5: Solve for x
    x = 913,286,462,401.63/1,090,388.79
  6. Step 6: Final answer
    x = 837,578.73

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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.