Home / 3,414,919.61-4,712,404.03-1,886,928.32

Finding the Fourth Proportional to 3,414,919.61, 4,712,404.03 and 1,886,928.32

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Solution

The fourth proportional to 3,414,919.61, 4,712,404.03 and 1,886,928.32 is: 2,603,858.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414,919.61 : 4,712,404.03 = 1,886,928.32 : x
  2. Step 2: Convert to fraction form
    3,414,919.61/4,712,404.03 = 1,886,928.32/x
  3. Step 3: Cross multiply
    3,414,919.61x = 4,712,404.03 × 1,886,928.32
  4. Step 4: Simplify right side
    3,414,919.61x = 8,891,968,586,492.47
  5. Step 5: Solve for x
    x = 8,891,968,586,492.47/3,414,919.61
  6. Step 6: Final answer
    x = 2,603,858.84

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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.