Home / 1,618,062.92-2,428,177.88-671,434.54

Finding the Fourth Proportional to 1,618,062.92, 2,428,177.88 and 671,434.54

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Solution

The fourth proportional to 1,618,062.92, 2,428,177.88 and 671,434.54 is: 1,007,601.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,062.92 : 2,428,177.88 = 671,434.54 : x
  2. Step 2: Convert to fraction form
    1,618,062.92/2,428,177.88 = 671,434.54/x
  3. Step 3: Cross multiply
    1,618,062.92x = 2,428,177.88 × 671,434.54
  4. Step 4: Simplify right side
    1,618,062.92x = 1,630,362,497,895.98
  5. Step 5: Solve for x
    x = 1,630,362,497,895.98/1,618,062.92
  6. Step 6: Final answer
    x = 1,007,601.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.