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Finding the Fourth Proportional to 3,598,779.60, 5,394,713.40 and 2,080,904.40

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Solution

The fourth proportional to 3,598,779.60, 5,394,713.40 and 2,080,904.40 is: 3,119,358.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,598,779.60 : 5,394,713.40 = 2,080,904.40 : x
  2. Step 2: Convert to fraction form
    3,598,779.60/5,394,713.40 = 2,080,904.40/x
  3. Step 3: Cross multiply
    3,598,779.60x = 5,394,713.40 × 2,080,904.40
  4. Step 4: Simplify right side
    3,598,779.60x = 11,225,882,850,798.96
  5. Step 5: Solve for x
    x = 11,225,882,850,798.96/3,598,779.60
  6. Step 6: Final answer
    x = 3,119,358.25

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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.