Home / 2,676,416.40-4,013,296.20-970,491.60

Finding the Fourth Proportional to 2,676,416.40, 4,013,296.20 and 970,491.60

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Solution

The fourth proportional to 2,676,416.40, 4,013,296.20 and 970,491.60 is: 1,455,255.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676,416.40 : 4,013,296.20 = 970,491.60 : x
  2. Step 2: Convert to fraction form
    2,676,416.40/4,013,296.20 = 970,491.60/x
  3. Step 3: Cross multiply
    2,676,416.40x = 4,013,296.20 × 970,491.60
  4. Step 4: Simplify right side
    2,676,416.40x = 3,894,870,250,411.92
  5. Step 5: Solve for x
    x = 3,894,870,250,411.92/2,676,416.40
  6. Step 6: Final answer
    x = 1,455,255.71

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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.