Home / 1,611,697.76-2,417,632.88-413,630.40

Finding the Fourth Proportional to 1,611,697.76, 2,417,632.88 and 413,630.40

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Solution

The fourth proportional to 1,611,697.76, 2,417,632.88 and 413,630.40 is: 620,467.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,697.76 : 2,417,632.88 = 413,630.40 : x
  2. Step 2: Convert to fraction form
    1,611,697.76/2,417,632.88 = 413,630.40/x
  3. Step 3: Cross multiply
    1,611,697.76x = 2,417,632.88 × 413,630.40
  4. Step 4: Simplify right side
    1,611,697.76x = 1,000,006,455,207.55
  5. Step 5: Solve for x
    x = 1,000,006,455,207.55/1,611,697.76
  6. Step 6: Final answer
    x = 620,467.73

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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.