Home / 2,768,051.70-4,152,077.55-2,648,477.48

Finding the Fourth Proportional to 2,768,051.70, 4,152,077.55 and 2,648,477.48

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Solution

The fourth proportional to 2,768,051.70, 4,152,077.55 and 2,648,477.48 is: 3,972,716.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,051.70 : 4,152,077.55 = 2,648,477.48 : x
  2. Step 2: Convert to fraction form
    2,768,051.70/4,152,077.55 = 2,648,477.48/x
  3. Step 3: Cross multiply
    2,768,051.70x = 4,152,077.55 × 2,648,477.48
  4. Step 4: Simplify right side
    2,768,051.70x = 10,996,683,865,628.19
  5. Step 5: Solve for x
    x = 10,996,683,865,628.19/2,768,051.70
  6. Step 6: Final answer
    x = 3,972,716.21

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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.