Home / 1,076,455.52-1,614,122.76-401,982.20

Finding the Fourth Proportional to 1,076,455.52, 1,614,122.76 and 401,982.20

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Solution

The fourth proportional to 1,076,455.52, 1,614,122.76 and 401,982.20 is: 602,763.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,455.52 : 1,614,122.76 = 401,982.20 : x
  2. Step 2: Convert to fraction form
    1,076,455.52/1,614,122.76 = 401,982.20/x
  3. Step 3: Cross multiply
    1,076,455.52x = 1,614,122.76 × 401,982.20
  4. Step 4: Simplify right side
    1,076,455.52x = 648,848,618,134.87
  5. Step 5: Solve for x
    x = 648,848,618,134.87/1,076,455.52
  6. Step 6: Final answer
    x = 602,763.98

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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.