Home / 1,611,907.08-2,224,343.93-886,637.72

Finding the Fourth Proportional to 1,611,907.08, 2,224,343.93 and 886,637.72

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Solution

The fourth proportional to 1,611,907.08, 2,224,343.93 and 886,637.72 is: 1,223,511.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,907.08 : 2,224,343.93 = 886,637.72 : x
  2. Step 2: Convert to fraction form
    1,611,907.08/2,224,343.93 = 886,637.72/x
  3. Step 3: Cross multiply
    1,611,907.08x = 2,224,343.93 × 886,637.72
  4. Step 4: Simplify right side
    1,611,907.08x = 1,972,187,215,036.13
  5. Step 5: Solve for x
    x = 1,972,187,215,036.13/1,611,907.08
  6. Step 6: Final answer
    x = 1,223,511.73

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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.