Home / 1,316,824.88-1,817,365.86-743,901.96

Finding the Fourth Proportional to 1,316,824.88, 1,817,365.86 and 743,901.96

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Solution

The fourth proportional to 1,316,824.88, 1,817,365.86 and 743,901.96 is: 1,026,668.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,824.88 : 1,817,365.86 = 743,901.96 : x
  2. Step 2: Convert to fraction form
    1,316,824.88/1,817,365.86 = 743,901.96/x
  3. Step 3: Cross multiply
    1,316,824.88x = 1,817,365.86 × 743,901.96
  4. Step 4: Simplify right side
    1,316,824.88x = 1,351,942,025,291.09
  5. Step 5: Solve for x
    x = 1,351,942,025,291.09/1,316,824.88
  6. Step 6: Final answer
    x = 1,026,668.05

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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.