Home / 2,940,457.60-4,411,314.16-1,021,428.24

Finding the Fourth Proportional to 2,940,457.60, 4,411,314.16 and 1,021,428.24

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Solution

The fourth proportional to 2,940,457.60, 4,411,314.16 and 1,021,428.24 is: 1,532,360.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940,457.60 : 4,411,314.16 = 1,021,428.24 : x
  2. Step 2: Convert to fraction form
    2,940,457.60/4,411,314.16 = 1,021,428.24/x
  3. Step 3: Cross multiply
    2,940,457.60x = 4,411,314.16 × 1,021,428.24
  4. Step 4: Simplify right side
    2,940,457.60x = 4,505,840,858,535.88
  5. Step 5: Solve for x
    x = 4,505,840,858,535.88/2,940,457.60
  6. Step 6: Final answer
    x = 1,532,360.43

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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.