Home / 3,136,836.20-4,705,254.30-1,874,013.80

Finding the Fourth Proportional to 3,136,836.20, 4,705,254.30 and 1,874,013.80

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Solution

The fourth proportional to 3,136,836.20, 4,705,254.30 and 1,874,013.80 is: 2,811,020.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,836.20 : 4,705,254.30 = 1,874,013.80 : x
  2. Step 2: Convert to fraction form
    3,136,836.20/4,705,254.30 = 1,874,013.80/x
  3. Step 3: Cross multiply
    3,136,836.20x = 4,705,254.30 × 1,874,013.80
  4. Step 4: Simplify right side
    3,136,836.20x = 8,817,711,490,709.34
  5. Step 5: Solve for x
    x = 8,817,711,490,709.34/3,136,836.20
  6. Step 6: Final answer
    x = 2,811,020.70

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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.