Home / 4,929,999.60-7,384,501.80-3,985,215.60

Finding the Fourth Proportional to 4,929,999.60, 7,384,501.80 and 3,985,215.60

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Solution

The fourth proportional to 4,929,999.60, 7,384,501.80 and 3,985,215.60 is: 5,969,337.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929,999.60 : 7,384,501.80 = 3,985,215.60 : x
  2. Step 2: Convert to fraction form
    4,929,999.60/7,384,501.80 = 3,985,215.60/x
  3. Step 3: Cross multiply
    4,929,999.60x = 7,384,501.80 × 3,985,215.60
  4. Step 4: Simplify right side
    4,929,999.60x = 29,428,831,771,588.08
  5. Step 5: Solve for x
    x = 29,428,831,771,588.08/4,929,999.60
  6. Step 6: Final answer
    x = 5,969,337.56

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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.