Home / 4,984,084.11-7,477,387.10-1,389,851.44

Finding the Fourth Proportional to 4,984,084.11, 7,477,387.10 and 1,389,851.44

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Solution

The fourth proportional to 4,984,084.11, 7,477,387.10 and 1,389,851.44 is: 2,085,128.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984,084.11 : 7,477,387.10 = 1,389,851.44 : x
  2. Step 2: Convert to fraction form
    4,984,084.11/7,477,387.10 = 1,389,851.44/x
  3. Step 3: Cross multiply
    4,984,084.11x = 7,477,387.10 × 1,389,851.44
  4. Step 4: Simplify right side
    4,984,084.11x = 10,392,457,190,985.49
  5. Step 5: Solve for x
    x = 10,392,457,190,985.49/4,984,084.11
  6. Step 6: Final answer
    x = 2,085,128.77

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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.