Home / 5,000,623.20-7,500,934.80-1,635,170.40

Finding the Fourth Proportional to 5,000,623.20, 7,500,934.80 and 1,635,170.40

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Solution

The fourth proportional to 5,000,623.20, 7,500,934.80 and 1,635,170.40 is: 2,452,755.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,000,623.20 : 7,500,934.80 = 1,635,170.40 : x
  2. Step 2: Convert to fraction form
    5,000,623.20/7,500,934.80 = 1,635,170.40/x
  3. Step 3: Cross multiply
    5,000,623.20x = 7,500,934.80 × 1,635,170.40
  4. Step 4: Simplify right side
    5,000,623.20x = 12,265,306,557,289.92
  5. Step 5: Solve for x
    x = 12,265,306,557,289.92/5,000,623.20
  6. Step 6: Final answer
    x = 2,452,755.60

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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.