Home / 1,403,232.69-1,936,465.80-758,657.46

Finding the Fourth Proportional to 1,403,232.69, 1,936,465.80 and 758,657.46

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Solution

The fourth proportional to 1,403,232.69, 1,936,465.80 and 758,657.46 is: 1,046,949.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,232.69 : 1,936,465.80 = 758,657.46 : x
  2. Step 2: Convert to fraction form
    1,403,232.69/1,936,465.80 = 758,657.46/x
  3. Step 3: Cross multiply
    1,403,232.69x = 1,936,465.80 × 758,657.46
  4. Step 4: Simplify right side
    1,403,232.69x = 1,469,114,225,204.87
  5. Step 5: Solve for x
    x = 1,469,114,225,204.87/1,403,232.69
  6. Step 6: Final answer
    x = 1,046,949.83

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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.