Home / 1,658,907.20-2,289,019.48-960,939.82

Finding the Fourth Proportional to 1,658,907.20, 2,289,019.48 and 960,939.82

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Solution

The fourth proportional to 1,658,907.20, 2,289,019.48 and 960,939.82 is: 1,325,939.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,907.20 : 2,289,019.48 = 960,939.82 : x
  2. Step 2: Convert to fraction form
    1,658,907.20/2,289,019.48 = 960,939.82/x
  3. Step 3: Cross multiply
    1,658,907.20x = 2,289,019.48 × 960,939.82
  4. Step 4: Simplify right side
    1,658,907.20x = 2,199,609,967,087.69
  5. Step 5: Solve for x
    x = 2,199,609,967,087.69/1,658,907.20
  6. Step 6: Final answer
    x = 1,325,939.13

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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.