Home / 1,254,900.52-1,731,761.40-681,939.46

Finding the Fourth Proportional to 1,254,900.52, 1,731,761.40 and 681,939.46

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Solution

The fourth proportional to 1,254,900.52, 1,731,761.40 and 681,939.46 is: 941,075.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,900.52 : 1,731,761.40 = 681,939.46 : x
  2. Step 2: Convert to fraction form
    1,254,900.52/1,731,761.40 = 681,939.46/x
  3. Step 3: Cross multiply
    1,254,900.52x = 1,731,761.40 × 681,939.46
  4. Step 4: Simplify right side
    1,254,900.52x = 1,180,956,433,964.84
  5. Step 5: Solve for x
    x = 1,180,956,433,964.84/1,254,900.52
  6. Step 6: Final answer
    x = 941,075.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.