Home / 1,434,266.53-2,150,898.44-423,120.13

Finding the Fourth Proportional to 1,434,266.53, 2,150,898.44 and 423,120.13

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Solution

The fourth proportional to 1,434,266.53, 2,150,898.44 and 423,120.13 is: 634,532.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,266.53 : 2,150,898.44 = 423,120.13 : x
  2. Step 2: Convert to fraction form
    1,434,266.53/2,150,898.44 = 423,120.13/x
  3. Step 3: Cross multiply
    1,434,266.53x = 2,150,898.44 × 423,120.13
  4. Step 4: Simplify right side
    1,434,266.53x = 910,088,420,056.75
  5. Step 5: Solve for x
    x = 910,088,420,056.75/1,434,266.53
  6. Step 6: Final answer
    x = 634,532.29

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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.