Home / 1,205,802.85-1,807,757.01-825,573.42

Finding the Fourth Proportional to 1,205,802.85, 1,807,757.01 and 825,573.42

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Solution

The fourth proportional to 1,205,802.85, 1,807,757.01 and 825,573.42 is: 1,237,711.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,802.85 : 1,807,757.01 = 825,573.42 : x
  2. Step 2: Convert to fraction form
    1,205,802.85/1,807,757.01 = 825,573.42/x
  3. Step 3: Cross multiply
    1,205,802.85x = 1,807,757.01 × 825,573.42
  4. Step 4: Simplify right side
    1,205,802.85x = 1,492,436,137,274.67
  5. Step 5: Solve for x
    x = 1,492,436,137,274.67/1,205,802.85
  6. Step 6: Final answer
    x = 1,237,711.57

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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.