Home / 1,102,451.40-1,652,802.30-603,815.40

Finding the Fourth Proportional to 1,102,451.40, 1,652,802.30 and 603,815.40

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Solution

The fourth proportional to 1,102,451.40, 1,652,802.30 and 603,815.40 is: 905,243.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,451.40 : 1,652,802.30 = 603,815.40 : x
  2. Step 2: Convert to fraction form
    1,102,451.40/1,652,802.30 = 603,815.40/x
  3. Step 3: Cross multiply
    1,102,451.40x = 1,652,802.30 × 603,815.40
  4. Step 4: Simplify right side
    1,102,451.40x = 997,987,481,895.42
  5. Step 5: Solve for x
    x = 997,987,481,895.42/1,102,451.40
  6. Step 6: Final answer
    x = 905,243.97

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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.