Home / 1,384,162.56-2,076,261.12-437,616

Finding the Fourth Proportional to 1,384,162.56, 2,076,261.12 and 437,616

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Solution

The fourth proportional to 1,384,162.56, 2,076,261.12 and 437,616 is: 656,429.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,162.56 : 2,076,261.12 = 437,616 : x
  2. Step 2: Convert to fraction form
    1,384,162.56/2,076,261.12 = 437,616/x
  3. Step 3: Cross multiply
    1,384,162.56x = 2,076,261.12 × 437,616
  4. Step 4: Simplify right side
    1,384,162.56x = 908,605,086,289.92
  5. Step 5: Solve for x
    x = 908,605,086,289.92/1,384,162.56
  6. Step 6: Final answer
    x = 656,429.46

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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.