Home / 1,076,207.08-1,485,165.70-623,760.52

Finding the Fourth Proportional to 1,076,207.08, 1,485,165.70 and 623,760.52

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Solution

The fourth proportional to 1,076,207.08, 1,485,165.70 and 623,760.52 is: 860,789.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,207.08 : 1,485,165.70 = 623,760.52 : x
  2. Step 2: Convert to fraction form
    1,076,207.08/1,485,165.70 = 623,760.52/x
  3. Step 3: Cross multiply
    1,076,207.08x = 1,485,165.70 × 623,760.52
  4. Step 4: Simplify right side
    1,076,207.08x = 926,387,729,318.16
  5. Step 5: Solve for x
    x = 926,387,729,318.16/1,076,207.08
  6. Step 6: Final answer
    x = 860,789.48

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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.