Home / 1,076,288-1,485,277.50-623,841.44

Finding the Fourth Proportional to 1,076,288, 1,485,277.50 and 623,841.44

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Solution

The fourth proportional to 1,076,288, 1,485,277.50 and 623,841.44 is: 860,901.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,288 : 1,485,277.50 = 623,841.44 : x
  2. Step 2: Convert to fraction form
    1,076,288/1,485,277.50 = 623,841.44/x
  3. Step 3: Cross multiply
    1,076,288x = 1,485,277.50 × 623,841.44
  4. Step 4: Simplify right side
    1,076,288x = 926,577,654,399.60
  5. Step 5: Solve for x
    x = 926,577,654,399.60/1,076,288
  6. Step 6: Final answer
    x = 860,901.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.