Home / 1,530,185.80-2,293,310.40-930,510.40

Finding the Fourth Proportional to 1,530,185.80, 2,293,310.40 and 930,510.40

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Solution

The fourth proportional to 1,530,185.80, 2,293,310.40 and 930,510.40 is: 1,394,568.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,185.80 : 2,293,310.40 = 930,510.40 : x
  2. Step 2: Convert to fraction form
    1,530,185.80/2,293,310.40 = 930,510.40/x
  3. Step 3: Cross multiply
    1,530,185.80x = 2,293,310.40 × 930,510.40
  4. Step 4: Simplify right side
    1,530,185.80x = 2,133,949,177,628.16
  5. Step 5: Solve for x
    x = 2,133,949,177,628.16/1,530,185.80
  6. Step 6: Final answer
    x = 1,394,568.67

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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.