Home / 1,004,307.06-1,385,939.01-545,418.42

Finding the Fourth Proportional to 1,004,307.06, 1,385,939.01 and 545,418.42

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Solution

The fourth proportional to 1,004,307.06, 1,385,939.01 and 545,418.42 is: 752,674.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,307.06 : 1,385,939.01 = 545,418.42 : x
  2. Step 2: Convert to fraction form
    1,004,307.06/1,385,939.01 = 545,418.42/x
  3. Step 3: Cross multiply
    1,004,307.06x = 1,385,939.01 × 545,418.42
  4. Step 4: Simplify right side
    1,004,307.06x = 755,916,665,050.56
  5. Step 5: Solve for x
    x = 755,916,665,050.56/1,004,307.06
  6. Step 6: Final answer
    x = 752,674.85

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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.