Home / 5,257,815.60-7,880,502.60-2,225,175.60

Finding the Fourth Proportional to 5,257,815.60, 7,880,502.60 and 2,225,175.60

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Solution

The fourth proportional to 5,257,815.60, 7,880,502.60 and 2,225,175.60 is: 3,335,130.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257,815.60 : 7,880,502.60 = 2,225,175.60 : x
  2. Step 2: Convert to fraction form
    5,257,815.60/7,880,502.60 = 2,225,175.60/x
  3. Step 3: Cross multiply
    5,257,815.60x = 7,880,502.60 × 2,225,175.60
  4. Step 4: Simplify right side
    5,257,815.60x = 17,535,502,101,256.56
  5. Step 5: Solve for x
    x = 17,535,502,101,256.56/5,257,815.60
  6. Step 6: Final answer
    x = 3,335,130.68

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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.