Home / 5,257,785.60-7,880,457.60-2,225,145.60

Finding the Fourth Proportional to 5,257,785.60, 7,880,457.60 and 2,225,145.60

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Solution

The fourth proportional to 5,257,785.60, 7,880,457.60 and 2,225,145.60 is: 3,335,085.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257,785.60 : 7,880,457.60 = 2,225,145.60 : x
  2. Step 2: Convert to fraction form
    5,257,785.60/7,880,457.60 = 2,225,145.60/x
  3. Step 3: Cross multiply
    5,257,785.60x = 7,880,457.60 × 2,225,145.60
  4. Step 4: Simplify right side
    5,257,785.60x = 17,535,165,554,626.56
  5. Step 5: Solve for x
    x = 17,535,165,554,626.56/5,257,785.60
  6. Step 6: Final answer
    x = 3,335,085.70

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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.