Home / 2,156,371.64-3,234,214.53-716,935.43

Finding the Fourth Proportional to 2,156,371.64, 3,234,214.53 and 716,935.43

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Solution

The fourth proportional to 2,156,371.64, 3,234,214.53 and 716,935.43 is: 1,075,289.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,371.64 : 3,234,214.53 = 716,935.43 : x
  2. Step 2: Convert to fraction form
    2,156,371.64/3,234,214.53 = 716,935.43/x
  3. Step 3: Cross multiply
    2,156,371.64x = 3,234,214.53 × 716,935.43
  4. Step 4: Simplify right side
    2,156,371.64x = 2,318,722,974,670.88
  5. Step 5: Solve for x
    x = 2,318,722,974,670.88/2,156,371.64
  6. Step 6: Final answer
    x = 1,075,289.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.