Home / 1,646,932.92-2,270,962.60-1,072,908.60

Finding the Fourth Proportional to 1,646,932.92, 2,270,962.60 and 1,072,908.60

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Solution

The fourth proportional to 1,646,932.92, 2,270,962.60 and 1,072,908.60 is: 1,479,438.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,932.92 : 2,270,962.60 = 1,072,908.60 : x
  2. Step 2: Convert to fraction form
    1,646,932.92/2,270,962.60 = 1,072,908.60/x
  3. Step 3: Cross multiply
    1,646,932.92x = 2,270,962.60 × 1,072,908.60
  4. Step 4: Simplify right side
    1,646,932.92x = 2,436,535,303,818.36
  5. Step 5: Solve for x
    x = 2,436,535,303,818.36/1,646,932.92
  6. Step 6: Final answer
    x = 1,479,438.10

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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.