Home / 3,013,670.80-4,520,506.20-769,808.80

Finding the Fourth Proportional to 3,013,670.80, 4,520,506.20 and 769,808.80

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Solution

The fourth proportional to 3,013,670.80, 4,520,506.20 and 769,808.80 is: 1,154,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013,670.80 : 4,520,506.20 = 769,808.80 : x
  2. Step 2: Convert to fraction form
    3,013,670.80/4,520,506.20 = 769,808.80/x
  3. Step 3: Cross multiply
    3,013,670.80x = 4,520,506.20 × 769,808.80
  4. Step 4: Simplify right side
    3,013,670.80x = 3,479,925,453,214.56
  5. Step 5: Solve for x
    x = 3,479,925,453,214.56/3,013,670.80
  6. Step 6: Final answer
    x = 1,154,713.20

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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.