Home / 3,962,075.81-5,465,123.87-2,721,087.14

Finding the Fourth Proportional to 3,962,075.81, 5,465,123.87 and 2,721,087.14

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Solution

The fourth proportional to 3,962,075.81, 5,465,123.87 and 2,721,087.14 is: 3,753,355.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962,075.81 : 5,465,123.87 = 2,721,087.14 : x
  2. Step 2: Convert to fraction form
    3,962,075.81/5,465,123.87 = 2,721,087.14/x
  3. Step 3: Cross multiply
    3,962,075.81x = 5,465,123.87 × 2,721,087.14
  4. Step 4: Simplify right side
    3,962,075.81x = 14,871,078,240,232.98
  5. Step 5: Solve for x
    x = 14,871,078,240,232.98/3,962,075.81
  6. Step 6: Final answer
    x = 3,753,355.30

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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.