Home / 3,139,635.70-4,332,401.14-1,762,710.49

Finding the Fourth Proportional to 3,139,635.70, 4,332,401.14 and 1,762,710.49

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Solution

The fourth proportional to 3,139,635.70, 4,332,401.14 and 1,762,710.49 is: 2,432,374.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,635.70 : 4,332,401.14 = 1,762,710.49 : x
  2. Step 2: Convert to fraction form
    3,139,635.70/4,332,401.14 = 1,762,710.49/x
  3. Step 3: Cross multiply
    3,139,635.70x = 4,332,401.14 × 1,762,710.49
  4. Step 4: Simplify right side
    3,139,635.70x = 7,636,768,936,365.96
  5. Step 5: Solve for x
    x = 7,636,768,936,365.96/3,139,635.70
  6. Step 6: Final answer
    x = 2,432,374.22

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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.