Home / 1,380,182.72-2,070,301.79-369,303.08

Finding the Fourth Proportional to 1,380,182.72, 2,070,301.79 and 369,303.08

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Solution

The fourth proportional to 1,380,182.72, 2,070,301.79 and 369,303.08 is: 553,962.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,182.72 : 2,070,301.79 = 369,303.08 : x
  2. Step 2: Convert to fraction form
    1,380,182.72/2,070,301.79 = 369,303.08/x
  3. Step 3: Cross multiply
    1,380,182.72x = 2,070,301.79 × 369,303.08
  4. Step 4: Simplify right side
    1,380,182.72x = 764,568,824,527.01
  5. Step 5: Solve for x
    x = 764,568,824,527.01/1,380,182.72
  6. Step 6: Final answer
    x = 553,962.03

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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.