Home / 1,505,395.40-2,077,476.51-852,021.38

Finding the Fourth Proportional to 1,505,395.40, 2,077,476.51 and 852,021.38

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Solution

The fourth proportional to 1,505,395.40, 2,077,476.51 and 852,021.38 is: 1,175,806.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,395.40 : 2,077,476.51 = 852,021.38 : x
  2. Step 2: Convert to fraction form
    1,505,395.40/2,077,476.51 = 852,021.38/x
  3. Step 3: Cross multiply
    1,505,395.40x = 2,077,476.51 × 852,021.38
  4. Step 4: Simplify right side
    1,505,395.40x = 1,770,054,402,967.78
  5. Step 5: Solve for x
    x = 1,770,054,402,967.78/1,505,395.40
  6. Step 6: Final answer
    x = 1,175,806.97

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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.