Home / 2,971,416.96-4,459,289.76-1,078,310.88

Finding the Fourth Proportional to 2,971,416.96, 4,459,289.76 and 1,078,310.88

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Solution

The fourth proportional to 2,971,416.96, 4,459,289.76 and 1,078,310.88 is: 1,618,251.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971,416.96 : 4,459,289.76 = 1,078,310.88 : x
  2. Step 2: Convert to fraction form
    2,971,416.96/4,459,289.76 = 1,078,310.88/x
  3. Step 3: Cross multiply
    2,971,416.96x = 4,459,289.76 × 1,078,310.88
  4. Step 4: Simplify right side
    2,971,416.96x = 4,808,500,665,280.59
  5. Step 5: Solve for x
    x = 4,808,500,665,280.59/2,971,416.96
  6. Step 6: Final answer
    x = 1,618,251.74

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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.