Home / 1,840,687.91-2,540,118.98-1,076,870.87

Finding the Fourth Proportional to 1,840,687.91, 2,540,118.98 and 1,076,870.87

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Solution

The fourth proportional to 1,840,687.91, 2,540,118.98 and 1,076,870.87 is: 1,486,064.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840,687.91 : 2,540,118.98 = 1,076,870.87 : x
  2. Step 2: Convert to fraction form
    1,840,687.91/2,540,118.98 = 1,076,870.87/x
  3. Step 3: Cross multiply
    1,840,687.91x = 2,540,118.98 × 1,076,870.87
  4. Step 4: Simplify right side
    1,840,687.91x = 2,735,380,125,887.69
  5. Step 5: Solve for x
    x = 2,735,380,125,887.69/1,840,687.91
  6. Step 6: Final answer
    x = 1,486,064.05

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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.