Home / 2,554,436.80-3,525,147.36-1,408,557.76

Finding the Fourth Proportional to 2,554,436.80, 3,525,147.36 and 1,408,557.76

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Solution

The fourth proportional to 2,554,436.80, 3,525,147.36 and 1,408,557.76 is: 1,943,823.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,554,436.80 : 3,525,147.36 = 1,408,557.76 : x
  2. Step 2: Convert to fraction form
    2,554,436.80/3,525,147.36 = 1,408,557.76/x
  3. Step 3: Cross multiply
    2,554,436.80x = 3,525,147.36 × 1,408,557.76
  4. Step 4: Simplify right side
    2,554,436.80x = 4,965,373,669,071.51
  5. Step 5: Solve for x
    x = 4,965,373,669,071.51/2,554,436.80
  6. Step 6: Final answer
    x = 1,943,823.26

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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.