Home / 1,814,623.40-2,719,310.70-802,917.20

Finding the Fourth Proportional to 1,814,623.40, 2,719,310.70 and 802,917.20

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Solution

The fourth proportional to 1,814,623.40, 2,719,310.70 and 802,917.20 is: 1,203,214.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,623.40 : 2,719,310.70 = 802,917.20 : x
  2. Step 2: Convert to fraction form
    1,814,623.40/2,719,310.70 = 802,917.20/x
  3. Step 3: Cross multiply
    1,814,623.40x = 2,719,310.70 × 802,917.20
  4. Step 4: Simplify right side
    1,814,623.40x = 2,183,381,333,174.04
  5. Step 5: Solve for x
    x = 2,183,381,333,174.04/1,814,623.40
  6. Step 6: Final answer
    x = 1,203,214.58

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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.