Home / 1,534,357.12-2,302,199.37-823,554.78

Finding the Fourth Proportional to 1,534,357.12, 2,302,199.37 and 823,554.78

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Solution

The fourth proportional to 1,534,357.12, 2,302,199.37 and 823,554.78 is: 1,235,688.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,357.12 : 2,302,199.37 = 823,554.78 : x
  2. Step 2: Convert to fraction form
    1,534,357.12/2,302,199.37 = 823,554.78/x
  3. Step 3: Cross multiply
    1,534,357.12x = 2,302,199.37 × 823,554.78
  4. Step 4: Simplify right side
    1,534,357.12x = 1,895,987,295,676.49
  5. Step 5: Solve for x
    x = 1,895,987,295,676.49/1,534,357.12
  6. Step 6: Final answer
    x = 1,235,688.40

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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.