Home / 1,076,732.91-1,615,379.73-402,866.91

Finding the Fourth Proportional to 1,076,732.91, 1,615,379.73 and 402,866.91

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Solution

The fourth proportional to 1,076,732.91, 1,615,379.73 and 402,866.91 is: 604,405.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,732.91 : 1,615,379.73 = 402,866.91 : x
  2. Step 2: Convert to fraction form
    1,076,732.91/1,615,379.73 = 402,866.91/x
  3. Step 3: Cross multiply
    1,076,732.91x = 1,615,379.73 × 402,866.91
  4. Step 4: Simplify right side
    1,076,732.91x = 650,783,040,301.73
  5. Step 5: Solve for x
    x = 650,783,040,301.73/1,076,732.91
  6. Step 6: Final answer
    x = 604,405.27

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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.