Home / 2,653,097.60-3,980,487.68-947,204.32

Finding the Fourth Proportional to 2,653,097.60, 3,980,487.68 and 947,204.32

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Solution

The fourth proportional to 2,653,097.60, 3,980,487.68 and 947,204.32 is: 1,421,106.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653,097.60 : 3,980,487.68 = 947,204.32 : x
  2. Step 2: Convert to fraction form
    2,653,097.60/3,980,487.68 = 947,204.32/x
  3. Step 3: Cross multiply
    2,653,097.60x = 3,980,487.68 × 947,204.32
  4. Step 4: Simplify right side
    2,653,097.60x = 3,770,335,126,202.78
  5. Step 5: Solve for x
    x = 3,770,335,126,202.78/2,653,097.60
  6. Step 6: Final answer
    x = 1,421,106.83

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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.