Home / 1,625,338.94-2,439,004.91-727,539.80

Finding the Fourth Proportional to 1,625,338.94, 2,439,004.91 and 727,539.80

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Solution

The fourth proportional to 1,625,338.94, 2,439,004.91 and 727,539.80 is: 1,091,755.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,338.94 : 2,439,004.91 = 727,539.80 : x
  2. Step 2: Convert to fraction form
    1,625,338.94/2,439,004.91 = 727,539.80/x
  3. Step 3: Cross multiply
    1,625,338.94x = 2,439,004.91 × 727,539.80
  4. Step 4: Simplify right side
    1,625,338.94x = 1,774,473,128,587.69
  5. Step 5: Solve for x
    x = 1,774,473,128,587.69/1,625,338.94
  6. Step 6: Final answer
    x = 1,091,755.75

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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.