Home / 1,005,013.26-1,386,923.94-546,131.64

Finding the Fourth Proportional to 1,005,013.26, 1,386,923.94 and 546,131.64

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Solution

The fourth proportional to 1,005,013.26, 1,386,923.94 and 546,131.64 is: 753,664.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,013.26 : 1,386,923.94 = 546,131.64 : x
  2. Step 2: Convert to fraction form
    1,005,013.26/1,386,923.94 = 546,131.64/x
  3. Step 3: Cross multiply
    1,005,013.26x = 1,386,923.94 × 546,131.64
  4. Step 4: Simplify right side
    1,005,013.26x = 757,443,045,907.46
  5. Step 5: Solve for x
    x = 757,443,045,907.46/1,005,013.26
  6. Step 6: Final answer
    x = 753,664.73

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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.