Home / 3,931,037.93-5,424,821.24-2,212,158.43

Finding the Fourth Proportional to 3,931,037.93, 5,424,821.24 and 2,212,158.43

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Solution

The fourth proportional to 3,931,037.93, 5,424,821.24 and 2,212,158.43 is: 3,052,772.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,037.93 : 5,424,821.24 = 2,212,158.43 : x
  2. Step 2: Convert to fraction form
    3,931,037.93/5,424,821.24 = 2,212,158.43/x
  3. Step 3: Cross multiply
    3,931,037.93x = 5,424,821.24 × 2,212,158.43
  4. Step 4: Simplify right side
    3,931,037.93x = 12,000,564,033,029.29
  5. Step 5: Solve for x
    x = 12,000,564,033,029.29/3,931,037.93
  6. Step 6: Final answer
    x = 3,052,772.38

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.