Home / 3,074,132.80-4,611,199.20-1,953,006.40

Finding the Fourth Proportional to 3,074,132.80, 4,611,199.20 and 1,953,006.40

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Solution

The fourth proportional to 3,074,132.80, 4,611,199.20 and 1,953,006.40 is: 2,929,509.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074,132.80 : 4,611,199.20 = 1,953,006.40 : x
  2. Step 2: Convert to fraction form
    3,074,132.80/4,611,199.20 = 1,953,006.40/x
  3. Step 3: Cross multiply
    3,074,132.80x = 4,611,199.20 × 1,953,006.40
  4. Step 4: Simplify right side
    3,074,132.80x = 9,005,701,549,274.88
  5. Step 5: Solve for x
    x = 9,005,701,549,274.88/3,074,132.80
  6. Step 6: Final answer
    x = 2,929,509.60

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Similar ratio
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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.