Home / 3,528,142.75-4,863,683.38-2,493,825.71

Finding the Fourth Proportional to 3,528,142.75, 4,863,683.38 and 2,493,825.71

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Solution

The fourth proportional to 3,528,142.75, 4,863,683.38 and 2,493,825.71 is: 3,437,836.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528,142.75 : 4,863,683.38 = 2,493,825.71 : x
  2. Step 2: Convert to fraction form
    3,528,142.75/4,863,683.38 = 2,493,825.71/x
  3. Step 3: Cross multiply
    3,528,142.75x = 4,863,683.38 × 2,493,825.71
  4. Step 4: Simplify right side
    3,528,142.75x = 12,129,178,634,025.28
  5. Step 5: Solve for x
    x = 12,129,178,634,025.28/3,528,142.75
  6. Step 6: Final answer
    x = 3,437,836.70

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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.