Home / 3,219,615.60-4,829,423.40-1,539,999.60

Finding the Fourth Proportional to 3,219,615.60, 4,829,423.40 and 1,539,999.60

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Solution

The fourth proportional to 3,219,615.60, 4,829,423.40 and 1,539,999.60 is: 2,309,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,615.60 : 4,829,423.40 = 1,539,999.60 : x
  2. Step 2: Convert to fraction form
    3,219,615.60/4,829,423.40 = 1,539,999.60/x
  3. Step 3: Cross multiply
    3,219,615.60x = 4,829,423.40 × 1,539,999.60
  4. Step 4: Simplify right side
    3,219,615.60x = 7,437,310,104,230.64
  5. Step 5: Solve for x
    x = 7,437,310,104,230.64/3,219,615.60
  6. Step 6: Final answer
    x = 2,309,999.40

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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.