Home / 1,308,755.21-1,963,119.45-510,597.41

Finding the Fourth Proportional to 1,308,755.21, 1,963,119.45 and 510,597.41

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Solution

The fourth proportional to 1,308,755.21, 1,963,119.45 and 510,597.41 is: 765,890.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,755.21 : 1,963,119.45 = 510,597.41 : x
  2. Step 2: Convert to fraction form
    1,308,755.21/1,963,119.45 = 510,597.41/x
  3. Step 3: Cross multiply
    1,308,755.21x = 1,963,119.45 × 510,597.41
  4. Step 4: Simplify right side
    1,308,755.21x = 1,002,363,711,598.42
  5. Step 5: Solve for x
    x = 1,002,363,711,598.42/1,308,755.21
  6. Step 6: Final answer
    x = 765,890.90

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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.