Home / 2,784,513.60-4,176,770.40-891,446.40

Finding the Fourth Proportional to 2,784,513.60, 4,176,770.40 and 891,446.40

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Solution

The fourth proportional to 2,784,513.60, 4,176,770.40 and 891,446.40 is: 1,337,169.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,513.60 : 4,176,770.40 = 891,446.40 : x
  2. Step 2: Convert to fraction form
    2,784,513.60/4,176,770.40 = 891,446.40/x
  3. Step 3: Cross multiply
    2,784,513.60x = 4,176,770.40 × 891,446.40
  4. Step 4: Simplify right side
    2,784,513.60x = 3,723,366,936,706.56
  5. Step 5: Solve for x
    x = 3,723,366,936,706.56/2,784,513.60
  6. Step 6: Final answer
    x = 1,337,169.60

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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.