Home / 1,427,204.20-2,138,991.90-584,804.20

Finding the Fourth Proportional to 1,427,204.20, 2,138,991.90 and 584,804.20

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Solution

The fourth proportional to 1,427,204.20, 2,138,991.90 and 584,804.20 is: 876,462.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,204.20 : 2,138,991.90 = 584,804.20 : x
  2. Step 2: Convert to fraction form
    1,427,204.20/2,138,991.90 = 584,804.20/x
  3. Step 3: Cross multiply
    1,427,204.20x = 2,138,991.90 × 584,804.20
  4. Step 4: Simplify right side
    1,427,204.20x = 1,250,891,446,885.98
  5. Step 5: Solve for x
    x = 1,250,891,446,885.98/1,427,204.20
  6. Step 6: Final answer
    x = 876,462.84

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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.