Home / 1,350,220.52-1,863,301.22-777,051.88

Finding the Fourth Proportional to 1,350,220.52, 1,863,301.22 and 777,051.88

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Solution

The fourth proportional to 1,350,220.52, 1,863,301.22 and 777,051.88 is: 1,072,329.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,220.52 : 1,863,301.22 = 777,051.88 : x
  2. Step 2: Convert to fraction form
    1,350,220.52/1,863,301.22 = 777,051.88/x
  3. Step 3: Cross multiply
    1,350,220.52x = 1,863,301.22 × 777,051.88
  4. Step 4: Simplify right side
    1,350,220.52x = 1,447,881,716,007.29
  5. Step 5: Solve for x
    x = 1,447,881,716,007.29/1,350,220.52
  6. Step 6: Final answer
    x = 1,072,329.81

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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.