Home / 1,076,112.43-1,485,073.24-668,437.54

Finding the Fourth Proportional to 1,076,112.43, 1,485,073.24 and 668,437.54

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Solution

The fourth proportional to 1,076,112.43, 1,485,073.24 and 668,437.54 is: 922,467.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,112.43 : 1,485,073.24 = 668,437.54 : x
  2. Step 2: Convert to fraction form
    1,076,112.43/1,485,073.24 = 668,437.54/x
  3. Step 3: Cross multiply
    1,076,112.43x = 1,485,073.24 × 668,437.54
  4. Step 4: Simplify right side
    1,076,112.43x = 992,678,697,881.65
  5. Step 5: Solve for x
    x = 992,678,697,881.65/1,076,112.43
  6. Step 6: Final answer
    x = 922,467.46

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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.