Home / 1,551,118.35-2,326,729.37-429,093.39

Finding the Fourth Proportional to 1,551,118.35, 2,326,729.37 and 429,093.39

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Solution

The fourth proportional to 1,551,118.35, 2,326,729.37 and 429,093.39 is: 643,654.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,118.35 : 2,326,729.37 = 429,093.39 : x
  2. Step 2: Convert to fraction form
    1,551,118.35/2,326,729.37 = 429,093.39/x
  3. Step 3: Cross multiply
    1,551,118.35x = 2,326,729.37 × 429,093.39
  4. Step 4: Simplify right side
    1,551,118.35x = 998,384,190,840.40
  5. Step 5: Solve for x
    x = 998,384,190,840.40/1,551,118.35
  6. Step 6: Final answer
    x = 643,654.43

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1.5x scale

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.