Home / 1,076,666.78-1,615,006.28-277,893.72

Finding the Fourth Proportional to 1,076,666.78, 1,615,006.28 and 277,893.72

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Solution

The fourth proportional to 1,076,666.78, 1,615,006.28 and 277,893.72 is: 416,842.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,666.78 : 1,615,006.28 = 277,893.72 : x
  2. Step 2: Convert to fraction form
    1,076,666.78/1,615,006.28 = 277,893.72/x
  3. Step 3: Cross multiply
    1,076,666.78x = 1,615,006.28 × 277,893.72
  4. Step 4: Simplify right side
    1,076,666.78x = 448,800,103,667.30
  5. Step 5: Solve for x
    x = 448,800,103,667.30/1,076,666.78
  6. Step 6: Final answer
    x = 416,842.16

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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.