Home / 3,156,007.80-4,734,011.70-1,954,032.60

Finding the Fourth Proportional to 3,156,007.80, 4,734,011.70 and 1,954,032.60

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Solution

The fourth proportional to 3,156,007.80, 4,734,011.70 and 1,954,032.60 is: 2,931,048.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,007.80 : 4,734,011.70 = 1,954,032.60 : x
  2. Step 2: Convert to fraction form
    3,156,007.80/4,734,011.70 = 1,954,032.60/x
  3. Step 3: Cross multiply
    3,156,007.80x = 4,734,011.70 × 1,954,032.60
  4. Step 4: Simplify right side
    3,156,007.80x = 9,250,413,190,581.42
  5. Step 5: Solve for x
    x = 9,250,413,190,581.42/3,156,007.80
  6. Step 6: Final answer
    x = 2,931,048.90

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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.