Home / 1,402,175.07-1,936,597.68-942,491.57

Finding the Fourth Proportional to 1,402,175.07, 1,936,597.68 and 942,491.57

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Solution

The fourth proportional to 1,402,175.07, 1,936,597.68 and 942,491.57 is: 1,301,711.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,175.07 : 1,936,597.68 = 942,491.57 : x
  2. Step 2: Convert to fraction form
    1,402,175.07/1,936,597.68 = 942,491.57/x
  3. Step 3: Cross multiply
    1,402,175.07x = 1,936,597.68 × 942,491.57
  4. Step 4: Simplify right side
    1,402,175.07x = 1,825,226,978,198.57
  5. Step 5: Solve for x
    x = 1,825,226,978,198.57/1,402,175.07
  6. Step 6: Final answer
    x = 1,301,711.19

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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.