Home / 2,430,379.66-3,353,907.98-1,342,721.38

Finding the Fourth Proportional to 2,430,379.66, 3,353,907.98 and 1,342,721.38

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Solution

The fourth proportional to 2,430,379.66, 3,353,907.98 and 1,342,721.38 is: 1,852,946.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430,379.66 : 3,353,907.98 = 1,342,721.38 : x
  2. Step 2: Convert to fraction form
    2,430,379.66/3,353,907.98 = 1,342,721.38/x
  3. Step 3: Cross multiply
    2,430,379.66x = 3,353,907.98 × 1,342,721.38
  4. Step 4: Simplify right side
    2,430,379.66x = 4,503,363,951,298.61
  5. Step 5: Solve for x
    x = 4,503,363,951,298.61/2,430,379.66
  6. Step 6: Final answer
    x = 1,852,946.69

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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.