Home / 4,723,431.20-6,518,125.34-2,630,381.60

Finding the Fourth Proportional to 4,723,431.20, 6,518,125.34 and 2,630,381.60

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Solution

The fourth proportional to 4,723,431.20, 6,518,125.34 and 2,630,381.60 is: 3,629,809.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723,431.20 : 6,518,125.34 = 2,630,381.60 : x
  2. Step 2: Convert to fraction form
    4,723,431.20/6,518,125.34 = 2,630,381.60/x
  3. Step 3: Cross multiply
    4,723,431.20x = 6,518,125.34 × 2,630,381.60
  4. Step 4: Simplify right side
    4,723,431.20x = 17,145,156,960,829.74
  5. Step 5: Solve for x
    x = 17,145,156,960,829.74/4,723,431.20
  6. Step 6: Final answer
    x = 3,629,809.82

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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.