Home / 1,450,960.64-2,176,438.39-386,002.70

Finding the Fourth Proportional to 1,450,960.64, 2,176,438.39 and 386,002.70

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Solution

The fourth proportional to 1,450,960.64, 2,176,438.39 and 386,002.70 is: 579,003.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,960.64 : 2,176,438.39 = 386,002.70 : x
  2. Step 2: Convert to fraction form
    1,450,960.64/2,176,438.39 = 386,002.70/x
  3. Step 3: Cross multiply
    1,450,960.64x = 2,176,438.39 × 386,002.70
  4. Step 4: Simplify right side
    1,450,960.64x = 840,111,094,923.65
  5. Step 5: Solve for x
    x = 840,111,094,923.65/1,450,960.64
  6. Step 6: Final answer
    x = 579,003.37

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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.