Home / 3,114,792.90-4,671,314.55-985,529.70

Finding the Fourth Proportional to 3,114,792.90, 4,671,314.55 and 985,529.70

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Solution

The fourth proportional to 3,114,792.90, 4,671,314.55 and 985,529.70 is: 1,478,017.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,792.90 : 4,671,314.55 = 985,529.70 : x
  2. Step 2: Convert to fraction form
    3,114,792.90/4,671,314.55 = 985,529.70/x
  3. Step 3: Cross multiply
    3,114,792.90x = 4,671,314.55 × 985,529.70
  4. Step 4: Simplify right side
    3,114,792.90x = 4,603,719,227,067.14
  5. Step 5: Solve for x
    x = 4,603,719,227,067.14/3,114,792.90
  6. Step 6: Final answer
    x = 1,478,017.76

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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.