Home / 1,581,401.28-2,372,247.76-516,448.88

Finding the Fourth Proportional to 1,581,401.28, 2,372,247.76 and 516,448.88

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Solution

The fourth proportional to 1,581,401.28, 2,372,247.76 and 516,448.88 is: 774,720.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,401.28 : 2,372,247.76 = 516,448.88 : x
  2. Step 2: Convert to fraction form
    1,581,401.28/2,372,247.76 = 516,448.88/x
  3. Step 3: Cross multiply
    1,581,401.28x = 2,372,247.76 × 516,448.88
  4. Step 4: Simplify right side
    1,581,401.28x = 1,225,144,698,734.51
  5. Step 5: Solve for x
    x = 1,225,144,698,734.51/1,581,401.28
  6. Step 6: Final answer
    x = 774,720.95

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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.