Home / 1,635,503.40-2,453,254.52-437,394.58

Finding the Fourth Proportional to 1,635,503.40, 2,453,254.52 and 437,394.58

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Solution

The fourth proportional to 1,635,503.40, 2,453,254.52 and 437,394.58 is: 656,091.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,503.40 : 2,453,254.52 = 437,394.58 : x
  2. Step 2: Convert to fraction form
    1,635,503.40/2,453,254.52 = 437,394.58/x
  3. Step 3: Cross multiply
    1,635,503.40x = 2,453,254.52 × 437,394.58
  4. Step 4: Simplify right side
    1,635,503.40x = 1,073,040,222,088.39
  5. Step 5: Solve for x
    x = 1,073,040,222,088.39/1,635,503.40
  6. Step 6: Final answer
    x = 656,091.71

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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.