Home / 1,000,176.78-1,498,749.71-662,005.92

Finding the Fourth Proportional to 1,000,176.78, 1,498,749.71 and 662,005.92

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Solution

The fourth proportional to 1,000,176.78, 1,498,749.71 and 662,005.92 is: 992,005.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,176.78 : 1,498,749.71 = 662,005.92 : x
  2. Step 2: Convert to fraction form
    1,000,176.78/1,498,749.71 = 662,005.92/x
  3. Step 3: Cross multiply
    1,000,176.78x = 1,498,749.71 × 662,005.92
  4. Step 4: Simplify right side
    1,000,176.78x = 992,181,171,687.94
  5. Step 5: Solve for x
    x = 992,181,171,687.94/1,000,176.78
  6. Step 6: Final answer
    x = 992,005.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.