Home / 2,554,218.72-3,521,159.64-2,009,408.40

Finding the Fourth Proportional to 2,554,218.72, 3,521,159.64 and 2,009,408.40

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Solution

The fourth proportional to 2,554,218.72, 3,521,159.64 and 2,009,408.40 is: 2,770,102.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,554,218.72 : 3,521,159.64 = 2,009,408.40 : x
  2. Step 2: Convert to fraction form
    2,554,218.72/3,521,159.64 = 2,009,408.40/x
  3. Step 3: Cross multiply
    2,554,218.72x = 3,521,159.64 × 2,009,408.40
  4. Step 4: Simplify right side
    2,554,218.72x = 7,075,447,758,356.98
  5. Step 5: Solve for x
    x = 7,075,447,758,356.98/2,554,218.72
  6. Step 6: Final answer
    x = 2,770,102.54

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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.