Home / 2,078,561.70-3,116,287.35-1,133,000.10

Finding the Fourth Proportional to 2,078,561.70, 3,116,287.35 and 1,133,000.10

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Solution

The fourth proportional to 2,078,561.70, 3,116,287.35 and 1,133,000.10 is: 1,698,652.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,561.70 : 3,116,287.35 = 1,133,000.10 : x
  2. Step 2: Convert to fraction form
    2,078,561.70/3,116,287.35 = 1,133,000.10/x
  3. Step 3: Cross multiply
    2,078,561.70x = 3,116,287.35 × 1,133,000.10
  4. Step 4: Simplify right side
    2,078,561.70x = 3,530,753,879,178.74
  5. Step 5: Solve for x
    x = 3,530,753,879,178.74/2,078,561.70
  6. Step 6: Final answer
    x = 1,698,652.43

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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.