Home / 1,051,805.60-1,576,786.80-630,634.40

Finding the Fourth Proportional to 1,051,805.60, 1,576,786.80 and 630,634.40

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Solution

The fourth proportional to 1,051,805.60, 1,576,786.80 and 630,634.40 is: 945,399.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,805.60 : 1,576,786.80 = 630,634.40 : x
  2. Step 2: Convert to fraction form
    1,051,805.60/1,576,786.80 = 630,634.40/x
  3. Step 3: Cross multiply
    1,051,805.60x = 1,576,786.80 × 630,634.40
  4. Step 4: Simplify right side
    1,051,805.60x = 994,375,997,545.92
  5. Step 5: Solve for x
    x = 994,375,997,545.92/1,051,805.60
  6. Step 6: Final answer
    x = 945,399.03

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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.