Home / 1,958,006.37-2,702,219.77-1,142,472.79

Finding the Fourth Proportional to 1,958,006.37, 2,702,219.77 and 1,142,472.79

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Solution

The fourth proportional to 1,958,006.37, 2,702,219.77 and 1,142,472.79 is: 1,576,712.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958,006.37 : 2,702,219.77 = 1,142,472.79 : x
  2. Step 2: Convert to fraction form
    1,958,006.37/2,702,219.77 = 1,142,472.79/x
  3. Step 3: Cross multiply
    1,958,006.37x = 2,702,219.77 × 1,142,472.79
  4. Step 4: Simplify right side
    1,958,006.37x = 3,087,212,550,213.33
  5. Step 5: Solve for x
    x = 3,087,212,550,213.33/1,958,006.37
  6. Step 6: Final answer
    x = 1,576,712.21

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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.