Home / 1,900,610.28-2,622,821.31-1,029,423.32

Finding the Fourth Proportional to 1,900,610.28, 2,622,821.31 and 1,029,423.32

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Solution

The fourth proportional to 1,900,610.28, 2,622,821.31 and 1,029,423.32 is: 1,420,592.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,610.28 : 2,622,821.31 = 1,029,423.32 : x
  2. Step 2: Convert to fraction form
    1,900,610.28/2,622,821.31 = 1,029,423.32/x
  3. Step 3: Cross multiply
    1,900,610.28x = 2,622,821.31 × 1,029,423.32
  4. Step 4: Simplify right side
    1,900,610.28x = 2,699,993,407,592.84
  5. Step 5: Solve for x
    x = 2,699,993,407,592.84/1,900,610.28
  6. Step 6: Final answer
    x = 1,420,592.87

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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.