Home / 5,338,368.74-7,366,910.34-2,890,923.01

Finding the Fourth Proportional to 5,338,368.74, 7,366,910.34 and 2,890,923.01

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Solution

The fourth proportional to 5,338,368.74, 7,366,910.34 and 2,890,923.01 is: 3,989,452.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338,368.74 : 7,366,910.34 = 2,890,923.01 : x
  2. Step 2: Convert to fraction form
    5,338,368.74/7,366,910.34 = 2,890,923.01/x
  3. Step 3: Cross multiply
    5,338,368.74x = 7,366,910.34 × 2,890,923.01
  4. Step 4: Simplify right side
    5,338,368.74x = 21,297,170,606,936.61
  5. Step 5: Solve for x
    x = 21,297,170,606,936.61/5,338,368.74
  6. Step 6: Final answer
    x = 3,989,452.89

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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.