Home / 2,755,923.21-3,803,386.86-1,653,396.03

Finding the Fourth Proportional to 2,755,923.21, 3,803,386.86 and 1,653,396.03

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Solution

The fourth proportional to 2,755,923.21, 3,803,386.86 and 1,653,396.03 is: 2,281,814.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755,923.21 : 3,803,386.86 = 1,653,396.03 : x
  2. Step 2: Convert to fraction form
    2,755,923.21/3,803,386.86 = 1,653,396.03/x
  3. Step 3: Cross multiply
    2,755,923.21x = 3,803,386.86 × 1,653,396.03
  4. Step 4: Simplify right side
    2,755,923.21x = 6,288,504,734,878.17
  5. Step 5: Solve for x
    x = 6,288,504,734,878.17/2,755,923.21
  6. Step 6: Final answer
    x = 2,281,814.21

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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.