Home / 3,126,018.81-4,313,905.96-1,695,234.81

Finding the Fourth Proportional to 3,126,018.81, 4,313,905.96 and 1,695,234.81

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Solution

The fourth proportional to 3,126,018.81, 4,313,905.96 and 1,695,234.81 is: 2,339,424.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126,018.81 : 4,313,905.96 = 1,695,234.81 : x
  2. Step 2: Convert to fraction form
    3,126,018.81/4,313,905.96 = 1,695,234.81/x
  3. Step 3: Cross multiply
    3,126,018.81x = 4,313,905.96 × 1,695,234.81
  4. Step 4: Simplify right side
    3,126,018.81x = 7,313,083,550,458.47
  5. Step 5: Solve for x
    x = 7,313,083,550,458.47/3,126,018.81
  6. Step 6: Final answer
    x = 2,339,424.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.