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Finding the Fourth Proportional to 3,576,693.64, 4,935,423.54 and 2,048,709.64

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Solution

The fourth proportional to 3,576,693.64, 4,935,423.54 and 2,048,709.64 is: 2,826,982.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576,693.64 : 4,935,423.54 = 2,048,709.64 : x
  2. Step 2: Convert to fraction form
    3,576,693.64/4,935,423.54 = 2,048,709.64/x
  3. Step 3: Cross multiply
    3,576,693.64x = 4,935,423.54 × 2,048,709.64
  4. Step 4: Simplify right side
    3,576,693.64x = 10,111,249,783,880.93
  5. Step 5: Solve for x
    x = 10,111,249,783,880.93/3,576,693.64
  6. Step 6: Final answer
    x = 2,826,982.35

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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.