Home / 3,989,999.40-5,984,999.10-1,594,213.80

Finding the Fourth Proportional to 3,989,999.40, 5,984,999.10 and 1,594,213.80

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Solution

The fourth proportional to 3,989,999.40, 5,984,999.10 and 1,594,213.80 is: 2,391,320.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,989,999.40 : 5,984,999.10 = 1,594,213.80 : x
  2. Step 2: Convert to fraction form
    3,989,999.40/5,984,999.10 = 1,594,213.80/x
  3. Step 3: Cross multiply
    3,989,999.40x = 5,984,999.10 × 1,594,213.80
  4. Step 4: Simplify right side
    3,989,999.40x = 9,541,368,158,207.58
  5. Step 5: Solve for x
    x = 9,541,368,158,207.58/3,989,999.40
  6. Step 6: Final answer
    x = 2,391,320.70

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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.