Home / 4,162,123.40-6,241,629.90-1,637,256.20

Finding the Fourth Proportional to 4,162,123.40, 6,241,629.90 and 1,637,256.20

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Solution

The fourth proportional to 4,162,123.40, 6,241,629.90 and 1,637,256.20 is: 2,455,272.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,162,123.40 : 6,241,629.90 = 1,637,256.20 : x
  2. Step 2: Convert to fraction form
    4,162,123.40/6,241,629.90 = 1,637,256.20/x
  3. Step 3: Cross multiply
    4,162,123.40x = 6,241,629.90 × 1,637,256.20
  4. Step 4: Simplify right side
    4,162,123.40x = 10,219,147,251,880.38
  5. Step 5: Solve for x
    x = 10,219,147,251,880.38/4,162,123.40
  6. Step 6: Final answer
    x = 2,455,272.53

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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.