Home / 1,408,322.88-1,943,451.36-804,672

Finding the Fourth Proportional to 1,408,322.88, 1,943,451.36 and 804,672

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Solution

The fourth proportional to 1,408,322.88, 1,943,451.36 and 804,672 is: 1,110,427.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,322.88 : 1,943,451.36 = 804,672 : x
  2. Step 2: Convert to fraction form
    1,408,322.88/1,943,451.36 = 804,672/x
  3. Step 3: Cross multiply
    1,408,322.88x = 1,943,451.36 × 804,672
  4. Step 4: Simplify right side
    1,408,322.88x = 1,563,840,892,753.92
  5. Step 5: Solve for x
    x = 1,563,840,892,753.92/1,408,322.88
  6. Step 6: Final answer
    x = 1,110,427.81

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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.