Home / 5,179,785.60-7,769,678.40-3,164,246.40

Finding the Fourth Proportional to 5,179,785.60, 7,769,678.40 and 3,164,246.40

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Solution

The fourth proportional to 5,179,785.60, 7,769,678.40 and 3,164,246.40 is: 4,746,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179,785.60 : 7,769,678.40 = 3,164,246.40 : x
  2. Step 2: Convert to fraction form
    5,179,785.60/7,769,678.40 = 3,164,246.40/x
  3. Step 3: Cross multiply
    5,179,785.60x = 7,769,678.40 × 3,164,246.40
  4. Step 4: Simplify right side
    5,179,785.60x = 24,585,176,906,357.76
  5. Step 5: Solve for x
    x = 24,585,176,906,357.76/5,179,785.60
  6. Step 6: Final answer
    x = 4,746,369.60

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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.