Home / 1,207,756.45-1,666,007.83-754,260.13

Finding the Fourth Proportional to 1,207,756.45, 1,666,007.83 and 754,260.13

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Solution

The fourth proportional to 1,207,756.45, 1,666,007.83 and 754,260.13 is: 1,040,444.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,756.45 : 1,666,007.83 = 754,260.13 : x
  2. Step 2: Convert to fraction form
    1,207,756.45/1,666,007.83 = 754,260.13/x
  3. Step 3: Cross multiply
    1,207,756.45x = 1,666,007.83 × 754,260.13
  4. Step 4: Simplify right side
    1,207,756.45x = 1,256,603,282,436.82
  5. Step 5: Solve for x
    x = 1,256,603,282,436.82/1,207,756.45
  6. Step 6: Final answer
    x = 1,040,444.27

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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.