Home / 3,055,520.40-4,215,037.11-2,075,509.98

Finding the Fourth Proportional to 3,055,520.40, 4,215,037.11 and 2,075,509.98

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Solution

The fourth proportional to 3,055,520.40, 4,215,037.11 and 2,075,509.98 is: 2,863,129.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055,520.40 : 4,215,037.11 = 2,075,509.98 : x
  2. Step 2: Convert to fraction form
    3,055,520.40/4,215,037.11 = 2,075,509.98/x
  3. Step 3: Cross multiply
    3,055,520.40x = 4,215,037.11 × 2,075,509.98
  4. Step 4: Simplify right side
    3,055,520.40x = 8,748,351,587,875.36
  5. Step 5: Solve for x
    x = 8,748,351,587,875.36/3,055,520.40
  6. Step 6: Final answer
    x = 2,863,129.82

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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.