Home / 2,529,275.25-3,490,187.91-1,426,645.74

Finding the Fourth Proportional to 2,529,275.25, 3,490,187.91 and 1,426,645.74

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Solution

The fourth proportional to 2,529,275.25, 3,490,187.91 and 1,426,645.74 is: 1,968,651.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529,275.25 : 3,490,187.91 = 1,426,645.74 : x
  2. Step 2: Convert to fraction form
    2,529,275.25/3,490,187.91 = 1,426,645.74/x
  3. Step 3: Cross multiply
    2,529,275.25x = 3,490,187.91 × 1,426,645.74
  4. Step 4: Simplify right side
    2,529,275.25x = 4,979,261,713,601.00
  5. Step 5: Solve for x
    x = 4,979,261,713,601.00/2,529,275.25
  6. Step 6: Final answer
    x = 1,968,651.58

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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.