Home / 1,661,225.12-2,292,492.28-897,278.66

Finding the Fourth Proportional to 1,661,225.12, 2,292,492.28 and 897,278.66

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Solution

The fourth proportional to 1,661,225.12, 2,292,492.28 and 897,278.66 is: 1,238,245.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,225.12 : 2,292,492.28 = 897,278.66 : x
  2. Step 2: Convert to fraction form
    1,661,225.12/2,292,492.28 = 897,278.66/x
  3. Step 3: Cross multiply
    1,661,225.12x = 2,292,492.28 × 897,278.66
  4. Step 4: Simplify right side
    1,661,225.12x = 2,057,004,401,058.74
  5. Step 5: Solve for x
    x = 2,057,004,401,058.74/1,661,225.12
  6. Step 6: Final answer
    x = 1,238,245.42

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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.