Home / 1,611,530.56-2,223,913.33-886,433.45

Finding the Fourth Proportional to 1,611,530.56, 2,223,913.33 and 886,433.45

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Solution

The fourth proportional to 1,611,530.56, 2,223,913.33 and 886,433.45 is: 1,223,278.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,530.56 : 2,223,913.33 = 886,433.45 : x
  2. Step 2: Convert to fraction form
    1,611,530.56/2,223,913.33 = 886,433.45/x
  3. Step 3: Cross multiply
    1,611,530.56x = 2,223,913.33 × 886,433.45
  4. Step 4: Simplify right side
    1,611,530.56x = 1,971,351,165,612.89
  5. Step 5: Solve for x
    x = 1,971,351,165,612.89/1,611,530.56
  6. Step 6: Final answer
    x = 1,223,278.80

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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.