Home / 1,498,811.82-2,068,360.29-819,748.32

Finding the Fourth Proportional to 1,498,811.82, 2,068,360.29 and 819,748.32

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Solution

The fourth proportional to 1,498,811.82, 2,068,360.29 and 819,748.32 is: 1,131,252.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,811.82 : 2,068,360.29 = 819,748.32 : x
  2. Step 2: Convert to fraction form
    1,498,811.82/2,068,360.29 = 819,748.32/x
  3. Step 3: Cross multiply
    1,498,811.82x = 2,068,360.29 × 819,748.32
  4. Step 4: Simplify right side
    1,498,811.82x = 1,695,534,872,882.21
  5. Step 5: Solve for x
    x = 1,695,534,872,882.21/1,498,811.82
  6. Step 6: Final answer
    x = 1,131,252.67

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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.