Home / 4,723,429.80-6,518,123.46-2,630,380.20

Finding the Fourth Proportional to 4,723,429.80, 6,518,123.46 and 2,630,380.20

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Solution

The fourth proportional to 4,723,429.80, 6,518,123.46 and 2,630,380.20 is: 3,629,807.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723,429.80 : 6,518,123.46 = 2,630,380.20 : x
  2. Step 2: Convert to fraction form
    4,723,429.80/6,518,123.46 = 2,630,380.20/x
  3. Step 3: Cross multiply
    4,723,429.80x = 6,518,123.46 × 2,630,380.20
  4. Step 4: Simplify right side
    4,723,429.80x = 17,145,142,890,339.49
  5. Step 5: Solve for x
    x = 17,145,142,890,339.49/4,723,429.80
  6. Step 6: Final answer
    x = 3,629,807.92

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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.