Home / 1,076,183.28-1,485,276.48-695,318.40

Finding the Fourth Proportional to 1,076,183.28, 1,485,276.48 and 695,318.40

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Solution

The fourth proportional to 1,076,183.28, 1,485,276.48 and 695,318.40 is: 959,632.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,183.28 : 1,485,276.48 = 695,318.40 : x
  2. Step 2: Convert to fraction form
    1,076,183.28/1,485,276.48 = 695,318.40/x
  3. Step 3: Cross multiply
    1,076,183.28x = 1,485,276.48 × 695,318.40
  4. Step 4: Simplify right side
    1,076,183.28x = 1,032,740,065,631.23
  5. Step 5: Solve for x
    x = 1,032,740,065,631.23/1,076,183.28
  6. Step 6: Final answer
    x = 959,632.14

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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.