Home / 1,076,260.40-1,614,390.60-960,138.80

Finding the Fourth Proportional to 1,076,260.40, 1,614,390.60 and 960,138.80

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Solution

The fourth proportional to 1,076,260.40, 1,614,390.60 and 960,138.80 is: 1,440,208.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,260.40 : 1,614,390.60 = 960,138.80 : x
  2. Step 2: Convert to fraction form
    1,076,260.40/1,614,390.60 = 960,138.80/x
  3. Step 3: Cross multiply
    1,076,260.40x = 1,614,390.60 × 960,138.80
  4. Step 4: Simplify right side
    1,076,260.40x = 1,550,039,053,415.28
  5. Step 5: Solve for x
    x = 1,550,039,053,415.28/1,076,260.40
  6. Step 6: Final answer
    x = 1,440,208.20

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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.