Home / 1,825,218.72-2,737,618.91-477,511.38

Finding the Fourth Proportional to 1,825,218.72, 2,737,618.91 and 477,511.38

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Solution

The fourth proportional to 1,825,218.72, 2,737,618.91 and 477,511.38 is: 716,212.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825,218.72 : 2,737,618.91 = 477,511.38 : x
  2. Step 2: Convert to fraction form
    1,825,218.72/2,737,618.91 = 477,511.38/x
  3. Step 3: Cross multiply
    1,825,218.72x = 2,737,618.91 × 477,511.38
  4. Step 4: Simplify right side
    1,825,218.72x = 1,307,244,191,666.02
  5. Step 5: Solve for x
    x = 1,307,244,191,666.02/1,825,218.72
  6. Step 6: Final answer
    x = 716,212.35

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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.