Home / 1,738,287.70-2,607,431.55-1,680,226.90

Finding the Fourth Proportional to 1,738,287.70, 2,607,431.55 and 1,680,226.90

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Solution

The fourth proportional to 1,738,287.70, 2,607,431.55 and 1,680,226.90 is: 2,520,340.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,287.70 : 2,607,431.55 = 1,680,226.90 : x
  2. Step 2: Convert to fraction form
    1,738,287.70/2,607,431.55 = 1,680,226.90/x
  3. Step 3: Cross multiply
    1,738,287.70x = 2,607,431.55 × 1,680,226.90
  4. Step 4: Simplify right side
    1,738,287.70x = 4,381,076,630,218.69
  5. Step 5: Solve for x
    x = 4,381,076,630,218.69/1,738,287.70
  6. Step 6: Final answer
    x = 2,520,340.35

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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.