Home / 1,801,980.50-2,486,487.65-1,076,674.91

Finding the Fourth Proportional to 1,801,980.50, 2,486,487.65 and 1,076,674.91

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Solution

The fourth proportional to 1,801,980.50, 2,486,487.65 and 1,076,674.91 is: 1,485,664.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801,980.50 : 2,486,487.65 = 1,076,674.91 : x
  2. Step 2: Convert to fraction form
    1,801,980.50/2,486,487.65 = 1,076,674.91/x
  3. Step 3: Cross multiply
    1,801,980.50x = 2,486,487.65 × 1,076,674.91
  4. Step 4: Simplify right side
    1,801,980.50x = 2,677,138,848,964.05
  5. Step 5: Solve for x
    x = 2,677,138,848,964.05/1,801,980.50
  6. Step 6: Final answer
    x = 1,485,664.72

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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.