Home / 1,021,191.46-1,531,077.80-452,262.51

Finding the Fourth Proportional to 1,021,191.46, 1,531,077.80 and 452,262.51

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Solution

The fourth proportional to 1,021,191.46, 1,531,077.80 and 452,262.51 is: 678,079.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,191.46 : 1,531,077.80 = 452,262.51 : x
  2. Step 2: Convert to fraction form
    1,021,191.46/1,531,077.80 = 452,262.51/x
  3. Step 3: Cross multiply
    1,021,191.46x = 1,531,077.80 × 452,262.51
  4. Step 4: Simplify right side
    1,021,191.46x = 692,449,086,571.97
  5. Step 5: Solve for x
    x = 692,449,086,571.97/1,021,191.46
  6. Step 6: Final answer
    x = 678,079.59

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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.