Home / 1,182,800.30-1,631,749.41-723,935.30

Finding the Fourth Proportional to 1,182,800.30, 1,631,749.41 and 723,935.30

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Solution

The fourth proportional to 1,182,800.30, 1,631,749.41 and 723,935.30 is: 998,715.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,800.30 : 1,631,749.41 = 723,935.30 : x
  2. Step 2: Convert to fraction form
    1,182,800.30/1,631,749.41 = 723,935.30/x
  3. Step 3: Cross multiply
    1,182,800.30x = 1,631,749.41 × 723,935.30
  4. Step 4: Simplify right side
    1,182,800.30x = 1,181,280,998,653.17
  5. Step 5: Solve for x
    x = 1,181,280,998,653.17/1,182,800.30
  6. Step 6: Final answer
    x = 998,715.50

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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.