Home / 1,090,145.76-1,504,401.16-606,825.09

Finding the Fourth Proportional to 1,090,145.76, 1,504,401.16 and 606,825.09

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Solution

The fourth proportional to 1,090,145.76, 1,504,401.16 and 606,825.09 is: 837,418.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,145.76 : 1,504,401.16 = 606,825.09 : x
  2. Step 2: Convert to fraction form
    1,090,145.76/1,504,401.16 = 606,825.09/x
  3. Step 3: Cross multiply
    1,090,145.76x = 1,504,401.16 × 606,825.09
  4. Step 4: Simplify right side
    1,090,145.76x = 912,908,369,313.10
  5. Step 5: Solve for x
    x = 912,908,369,313.10/1,090,145.76
  6. Step 6: Final answer
    x = 837,418.63

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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.