Home / 2,018,107-2,785,009.44-1,100,328.67

Finding the Fourth Proportional to 2,018,107, 2,785,009.44 and 1,100,328.67

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Solution

The fourth proportional to 2,018,107, 2,785,009.44 and 1,100,328.67 is: 1,518,465.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,107 : 2,785,009.44 = 1,100,328.67 : x
  2. Step 2: Convert to fraction form
    2,018,107/2,785,009.44 = 1,100,328.67/x
  3. Step 3: Cross multiply
    2,018,107x = 2,785,009.44 × 1,100,328.67
  4. Step 4: Simplify right side
    2,018,107x = 3,064,425,733,052.64
  5. Step 5: Solve for x
    x = 3,064,425,733,052.64/2,018,107
  6. Step 6: Final answer
    x = 1,518,465.44

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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.