Home / 1,581,857.34-2,373,190.47-459,926.34

Finding the Fourth Proportional to 1,581,857.34, 2,373,190.47 and 459,926.34

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Solution

The fourth proportional to 1,581,857.34, 2,373,190.47 and 459,926.34 is: 690,007.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,857.34 : 2,373,190.47 = 459,926.34 : x
  2. Step 2: Convert to fraction form
    1,581,857.34/2,373,190.47 = 459,926.34/x
  3. Step 3: Cross multiply
    1,581,857.34x = 2,373,190.47 × 459,926.34
  4. Step 4: Simplify right side
    1,581,857.34x = 1,091,492,806,989.98
  5. Step 5: Solve for x
    x = 1,091,492,806,989.98/1,581,857.34
  6. Step 6: Final answer
    x = 690,007.11

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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.