Home / 3,189,621.40-4,784,432.10-3,065,205.40

Finding the Fourth Proportional to 3,189,621.40, 4,784,432.10 and 3,065,205.40

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Solution

The fourth proportional to 3,189,621.40, 4,784,432.10 and 3,065,205.40 is: 4,597,808.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,621.40 : 4,784,432.10 = 3,065,205.40 : x
  2. Step 2: Convert to fraction form
    3,189,621.40/4,784,432.10 = 3,065,205.40/x
  3. Step 3: Cross multiply
    3,189,621.40x = 4,784,432.10 × 3,065,205.40
  4. Step 4: Simplify right side
    3,189,621.40x = 14,665,267,108,853.34
  5. Step 5: Solve for x
    x = 14,665,267,108,853.34/3,189,621.40
  6. Step 6: Final answer
    x = 4,597,808.10

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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.