Home / 1,476,561.20-2,206,749.68-1,078,041.20

Finding the Fourth Proportional to 1,476,561.20, 2,206,749.68 and 1,078,041.20

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Solution

The fourth proportional to 1,476,561.20, 2,206,749.68 and 1,078,041.20 is: 1,611,153.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,561.20 : 2,206,749.68 = 1,078,041.20 : x
  2. Step 2: Convert to fraction form
    1,476,561.20/2,206,749.68 = 1,078,041.20/x
  3. Step 3: Cross multiply
    1,476,561.20x = 2,206,749.68 × 1,078,041.20
  4. Step 4: Simplify right side
    1,476,561.20x = 2,378,967,073,126.82
  5. Step 5: Solve for x
    x = 2,378,967,073,126.82/1,476,561.20
  6. Step 6: Final answer
    x = 1,611,153.72

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.