Home / 3,114,548.80-4,671,823.20-985,285.60

Finding the Fourth Proportional to 3,114,548.80, 4,671,823.20 and 985,285.60

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Solution

The fourth proportional to 3,114,548.80, 4,671,823.20 and 985,285.60 is: 1,477,928.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,548.80 : 4,671,823.20 = 985,285.60 : x
  2. Step 2: Convert to fraction form
    3,114,548.80/4,671,823.20 = 985,285.60/x
  3. Step 3: Cross multiply
    3,114,548.80x = 4,671,823.20 × 985,285.60
  4. Step 4: Simplify right side
    3,114,548.80x = 4,603,080,124,705.92
  5. Step 5: Solve for x
    x = 4,603,080,124,705.92/3,114,548.80
  6. Step 6: Final answer
    x = 1,477,928.40

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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.