Home / 1,958,006.13-2,702,219.44-1,142,472.55

Finding the Fourth Proportional to 1,958,006.13, 2,702,219.44 and 1,142,472.55

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Solution

The fourth proportional to 1,958,006.13, 2,702,219.44 and 1,142,472.55 is: 1,576,711.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958,006.13 : 2,702,219.44 = 1,142,472.55 : x
  2. Step 2: Convert to fraction form
    1,958,006.13/2,702,219.44 = 1,142,472.55/x
  3. Step 3: Cross multiply
    1,958,006.13x = 2,702,219.44 × 1,142,472.55
  4. Step 4: Simplify right side
    1,958,006.13x = 3,087,211,535,086.64
  5. Step 5: Solve for x
    x = 3,087,211,535,086.64/1,958,006.13
  6. Step 6: Final answer
    x = 1,576,711.88

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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.