Home / 1,380,183.79-2,070,303.39-369,304.15

Finding the Fourth Proportional to 1,380,183.79, 2,070,303.39 and 369,304.15

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Solution

The fourth proportional to 1,380,183.79, 2,070,303.39 and 369,304.15 is: 553,963.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,183.79 : 2,070,303.39 = 369,304.15 : x
  2. Step 2: Convert to fraction form
    1,380,183.79/2,070,303.39 = 369,304.15/x
  3. Step 3: Cross multiply
    1,380,183.79x = 2,070,303.39 × 369,304.15
  4. Step 4: Simplify right side
    1,380,183.79x = 764,571,621,488.03
  5. Step 5: Solve for x
    x = 764,571,621,488.03/1,380,183.79
  6. Step 6: Final answer
    x = 553,963.63

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1.5x scale

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.