Home / 2,126,294.20-3,190,055.70-630,422.20

Finding the Fourth Proportional to 2,126,294.20, 3,190,055.70 and 630,422.20

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Solution

The fourth proportional to 2,126,294.20, 3,190,055.70 and 630,422.20 is: 945,815.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,294.20 : 3,190,055.70 = 630,422.20 : x
  2. Step 2: Convert to fraction form
    2,126,294.20/3,190,055.70 = 630,422.20/x
  3. Step 3: Cross multiply
    2,126,294.20x = 3,190,055.70 × 630,422.20
  4. Step 4: Simplify right side
    2,126,294.20x = 2,011,081,932,516.54
  5. Step 5: Solve for x
    x = 2,011,081,932,516.54/2,126,294.20
  6. Step 6: Final answer
    x = 945,815.46

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Double scale
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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.