Home / 5,523,611.20-8,285,416.80-1,738,254.40

Finding the Fourth Proportional to 5,523,611.20, 8,285,416.80 and 1,738,254.40

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Solution

The fourth proportional to 5,523,611.20, 8,285,416.80 and 1,738,254.40 is: 2,607,381.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,523,611.20 : 8,285,416.80 = 1,738,254.40 : x
  2. Step 2: Convert to fraction form
    5,523,611.20/8,285,416.80 = 1,738,254.40/x
  3. Step 3: Cross multiply
    5,523,611.20x = 8,285,416.80 × 1,738,254.40
  4. Step 4: Simplify right side
    5,523,611.20x = 14,402,162,208,433.92
  5. Step 5: Solve for x
    x = 14,402,162,208,433.92/5,523,611.20
  6. Step 6: Final answer
    x = 2,607,381.60

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1.5x scale

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.