Home / 1,114,561.36-1,538,339.40-732,623.44

Finding the Fourth Proportional to 1,114,561.36, 1,538,339.40 and 732,623.44

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Solution

The fourth proportional to 1,114,561.36, 1,538,339.40 and 732,623.44 is: 1,011,181.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,561.36 : 1,538,339.40 = 732,623.44 : x
  2. Step 2: Convert to fraction form
    1,114,561.36/1,538,339.40 = 732,623.44/x
  3. Step 3: Cross multiply
    1,114,561.36x = 1,538,339.40 × 732,623.44
  4. Step 4: Simplify right side
    1,114,561.36x = 1,127,023,503,115.54
  5. Step 5: Solve for x
    x = 1,127,023,503,115.54/1,114,561.36
  6. Step 6: Final answer
    x = 1,011,181.21

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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.