Home / 6,228,415.20-9,342,622.80-2,239,730.40

Finding the Fourth Proportional to 6,228,415.20, 9,342,622.80 and 2,239,730.40

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Solution

The fourth proportional to 6,228,415.20, 9,342,622.80 and 2,239,730.40 is: 3,359,595.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,228,415.20 : 9,342,622.80 = 2,239,730.40 : x
  2. Step 2: Convert to fraction form
    6,228,415.20/9,342,622.80 = 2,239,730.40/x
  3. Step 3: Cross multiply
    6,228,415.20x = 9,342,622.80 × 2,239,730.40
  4. Step 4: Simplify right side
    6,228,415.20x = 20,924,956,300,893.12
  5. Step 5: Solve for x
    x = 20,924,956,300,893.12/6,228,415.20
  6. Step 6: Final answer
    x = 3,359,595.60

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Double scale
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Similar ratio
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1.5x scale

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.