Home / 3,677,944.38-5,075,484.02-2,129,271.50

Finding the Fourth Proportional to 3,677,944.38, 5,075,484.02 and 2,129,271.50

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Solution

The fourth proportional to 3,677,944.38, 5,075,484.02 and 2,129,271.50 is: 2,938,348.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677,944.38 : 5,075,484.02 = 2,129,271.50 : x
  2. Step 2: Convert to fraction form
    3,677,944.38/5,075,484.02 = 2,129,271.50/x
  3. Step 3: Cross multiply
    3,677,944.38x = 5,075,484.02 × 2,129,271.50
  4. Step 4: Simplify right side
    3,677,944.38x = 10,807,083,472,491.43
  5. Step 5: Solve for x
    x = 10,807,083,472,491.43/3,677,944.38
  6. Step 6: Final answer
    x = 2,938,348.80

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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.