Home / 3,984,430.24-5,978,402.16-2,090,715.04

Finding the Fourth Proportional to 3,984,430.24, 5,978,402.16 and 2,090,715.04

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Solution

The fourth proportional to 3,984,430.24, 5,978,402.16 and 2,090,715.04 is: 3,136,994.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984,430.24 : 5,978,402.16 = 2,090,715.04 : x
  2. Step 2: Convert to fraction form
    3,984,430.24/5,978,402.16 = 2,090,715.04/x
  3. Step 3: Cross multiply
    3,984,430.24x = 5,978,402.16 × 2,090,715.04
  4. Step 4: Simplify right side
    3,984,430.24x = 12,499,135,311,080.49
  5. Step 5: Solve for x
    x = 12,499,135,311,080.49/3,984,430.24
  6. Step 6: Final answer
    x = 3,136,994.39

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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.