Home / 2,972,710.46-4,102,394.19-1,683,817.58

Finding the Fourth Proportional to 2,972,710.46, 4,102,394.19 and 1,683,817.58

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Solution

The fourth proportional to 2,972,710.46, 4,102,394.19 and 1,683,817.58 is: 2,323,698.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,710.46 : 4,102,394.19 = 1,683,817.58 : x
  2. Step 2: Convert to fraction form
    2,972,710.46/4,102,394.19 = 1,683,817.58/x
  3. Step 3: Cross multiply
    2,972,710.46x = 4,102,394.19 × 1,683,817.58
  4. Step 4: Simplify right side
    2,972,710.46x = 6,907,683,461,153.53
  5. Step 5: Solve for x
    x = 6,907,683,461,153.53/2,972,710.46
  6. Step 6: Final answer
    x = 2,323,698.71

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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.