Home / 1,331,215.52-1,837,072.96-727,602.08

Finding the Fourth Proportional to 1,331,215.52, 1,837,072.96 and 727,602.08

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Solution

The fourth proportional to 1,331,215.52, 1,837,072.96 and 727,602.08 is: 1,004,088.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,215.52 : 1,837,072.96 = 727,602.08 : x
  2. Step 2: Convert to fraction form
    1,331,215.52/1,837,072.96 = 727,602.08/x
  3. Step 3: Cross multiply
    1,331,215.52x = 1,837,072.96 × 727,602.08
  4. Step 4: Simplify right side
    1,331,215.52x = 1,336,658,106,807.76
  5. Step 5: Solve for x
    x = 1,336,658,106,807.76/1,331,215.52
  6. Step 6: Final answer
    x = 1,004,088.43

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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.