Home / 2,899,288.40-4,351,006.20-1,217,598.80

Finding the Fourth Proportional to 2,899,288.40, 4,351,006.20 and 1,217,598.80

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Solution

The fourth proportional to 2,899,288.40, 4,351,006.20 and 1,217,598.80 is: 1,827,269.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899,288.40 : 4,351,006.20 = 1,217,598.80 : x
  2. Step 2: Convert to fraction form
    2,899,288.40/4,351,006.20 = 1,217,598.80/x
  3. Step 3: Cross multiply
    2,899,288.40x = 4,351,006.20 × 1,217,598.80
  4. Step 4: Simplify right side
    2,899,288.40x = 5,297,779,927,912.56
  5. Step 5: Solve for x
    x = 5,297,779,927,912.56/2,899,288.40
  6. Step 6: Final answer
    x = 1,827,269.04

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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.