Home / 2,088,288.60-3,128,285.70-1,244,333.40

Finding the Fourth Proportional to 2,088,288.60, 3,128,285.70 and 1,244,333.40

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Solution

The fourth proportional to 2,088,288.60, 3,128,285.70 and 1,244,333.40 is: 1,864,028.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088,288.60 : 3,128,285.70 = 1,244,333.40 : x
  2. Step 2: Convert to fraction form
    2,088,288.60/3,128,285.70 = 1,244,333.40/x
  3. Step 3: Cross multiply
    2,088,288.60x = 3,128,285.70 × 1,244,333.40
  4. Step 4: Simplify right side
    2,088,288.60x = 3,892,630,381,252.38
  5. Step 5: Solve for x
    x = 3,892,630,381,252.38/2,088,288.60
  6. Step 6: Final answer
    x = 1,864,028.94

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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.