Home / 1,613,867.80-2,421,147.30-492,050.20

Finding the Fourth Proportional to 1,613,867.80, 2,421,147.30 and 492,050.20

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Solution

The fourth proportional to 1,613,867.80, 2,421,147.30 and 492,050.20 is: 738,180.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,867.80 : 2,421,147.30 = 492,050.20 : x
  2. Step 2: Convert to fraction form
    1,613,867.80/2,421,147.30 = 492,050.20/x
  3. Step 3: Cross multiply
    1,613,867.80x = 2,421,147.30 × 492,050.20
  4. Step 4: Simplify right side
    1,613,867.80x = 1,191,326,013,194.46
  5. Step 5: Solve for x
    x = 1,191,326,013,194.46/1,613,867.80
  6. Step 6: Final answer
    x = 738,180.67

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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.