Home / 1,523,985.81-2,284,378.53-512,756.73

Finding the Fourth Proportional to 1,523,985.81, 2,284,378.53 and 512,756.73

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Solution

The fourth proportional to 1,523,985.81, 2,284,378.53 and 512,756.73 is: 768,596.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523,985.81 : 2,284,378.53 = 512,756.73 : x
  2. Step 2: Convert to fraction form
    1,523,985.81/2,284,378.53 = 512,756.73/x
  3. Step 3: Cross multiply
    1,523,985.81x = 2,284,378.53 × 512,756.73
  4. Step 4: Simplify right side
    1,523,985.81x = 1,171,330,464,644.30
  5. Step 5: Solve for x
    x = 1,171,330,464,644.30/1,523,985.81
  6. Step 6: Final answer
    x = 768,596.70

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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.