Home / 1,409,234.28-2,113,845.69-510,465.66

Finding the Fourth Proportional to 1,409,234.28, 2,113,845.69 and 510,465.66

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Solution

The fourth proportional to 1,409,234.28, 2,113,845.69 and 510,465.66 is: 765,696.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,234.28 : 2,113,845.69 = 510,465.66 : x
  2. Step 2: Convert to fraction form
    1,409,234.28/2,113,845.69 = 510,465.66/x
  3. Step 3: Cross multiply
    1,409,234.28x = 2,113,845.69 × 510,465.66
  4. Step 4: Simplify right side
    1,409,234.28x = 1,079,045,635,284.01
  5. Step 5: Solve for x
    x = 1,079,045,635,284.01/1,409,234.28
  6. Step 6: Final answer
    x = 765,696.41

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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.