Home / 4,678,466.81-7,018,364.50-1,440,273.96

Finding the Fourth Proportional to 4,678,466.81, 7,018,364.50 and 1,440,273.96

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Solution

The fourth proportional to 4,678,466.81, 7,018,364.50 and 1,440,273.96 is: 2,160,615.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,466.81 : 7,018,364.50 = 1,440,273.96 : x
  2. Step 2: Convert to fraction form
    4,678,466.81/7,018,364.50 = 1,440,273.96/x
  3. Step 3: Cross multiply
    4,678,466.81x = 7,018,364.50 × 1,440,273.96
  4. Step 4: Simplify right side
    4,678,466.81x = 10,108,367,627,537.73
  5. Step 5: Solve for x
    x = 10,108,367,627,537.73/4,678,466.81
  6. Step 6: Final answer
    x = 2,160,615.44

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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.