Home / 1,646,885.61-2,470,564.53-509,747.67

Finding the Fourth Proportional to 1,646,885.61, 2,470,564.53 and 509,747.67

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Solution

The fourth proportional to 1,646,885.61, 2,470,564.53 and 509,747.67 is: 764,694.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,885.61 : 2,470,564.53 = 509,747.67 : x
  2. Step 2: Convert to fraction form
    1,646,885.61/2,470,564.53 = 509,747.67/x
  3. Step 3: Cross multiply
    1,646,885.61x = 2,470,564.53 × 509,747.67
  4. Step 4: Simplify right side
    1,646,885.61x = 1,259,364,512,752.15
  5. Step 5: Solve for x
    x = 1,259,364,512,752.15/1,646,885.61
  6. Step 6: Final answer
    x = 764,694.59

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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.