Home / 3,078,933.20-4,617,962.40-1,057,270.40

Finding the Fourth Proportional to 3,078,933.20, 4,617,962.40 and 1,057,270.40

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Solution

The fourth proportional to 3,078,933.20, 4,617,962.40 and 1,057,270.40 is: 1,585,755.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,933.20 : 4,617,962.40 = 1,057,270.40 : x
  2. Step 2: Convert to fraction form
    3,078,933.20/4,617,962.40 = 1,057,270.40/x
  3. Step 3: Cross multiply
    3,078,933.20x = 4,617,962.40 × 1,057,270.40
  4. Step 4: Simplify right side
    3,078,933.20x = 4,882,434,953,832.96
  5. Step 5: Solve for x
    x = 4,882,434,953,832.96/3,078,933.20
  6. Step 6: Final answer
    x = 1,585,755.40

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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.