Home / 1,127,548.41-1,691,571.39-328,892.46

Finding the Fourth Proportional to 1,127,548.41, 1,691,571.39 and 328,892.46

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Solution

The fourth proportional to 1,127,548.41, 1,691,571.39 and 328,892.46 is: 493,411.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,548.41 : 1,691,571.39 = 328,892.46 : x
  2. Step 2: Convert to fraction form
    1,127,548.41/1,691,571.39 = 328,892.46/x
  3. Step 3: Cross multiply
    1,127,548.41x = 1,691,571.39 × 328,892.46
  4. Step 4: Simplify right side
    1,127,548.41x = 556,345,075,722.72
  5. Step 5: Solve for x
    x = 556,345,075,722.72/1,127,548.41
  6. Step 6: Final answer
    x = 493,411.25

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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.