Home / 2,051,378.40-3,077,636.40-853,864.80

Finding the Fourth Proportional to 2,051,378.40, 3,077,636.40 and 853,864.80

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Solution

The fourth proportional to 2,051,378.40, 3,077,636.40 and 853,864.80 is: 1,281,033.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,378.40 : 3,077,636.40 = 853,864.80 : x
  2. Step 2: Convert to fraction form
    2,051,378.40/3,077,636.40 = 853,864.80/x
  3. Step 3: Cross multiply
    2,051,378.40x = 3,077,636.40 × 853,864.80
  4. Step 4: Simplify right side
    2,051,378.40x = 2,627,885,389,158.72
  5. Step 5: Solve for x
    x = 2,627,885,389,158.72/2,051,378.40
  6. Step 6: Final answer
    x = 1,281,033.96

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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.