Home / 2,648,006.20-3,968,898.90-1,225,056.52

Finding the Fourth Proportional to 2,648,006.20, 3,968,898.90 and 1,225,056.52

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Solution

The fourth proportional to 2,648,006.20, 3,968,898.90 and 1,225,056.52 is: 1,836,145.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648,006.20 : 3,968,898.90 = 1,225,056.52 : x
  2. Step 2: Convert to fraction form
    2,648,006.20/3,968,898.90 = 1,225,056.52/x
  3. Step 3: Cross multiply
    2,648,006.20x = 3,968,898.90 × 1,225,056.52
  4. Step 4: Simplify right side
    2,648,006.20x = 4,862,125,474,665.83
  5. Step 5: Solve for x
    x = 4,862,125,474,665.83/2,648,006.20
  6. Step 6: Final answer
    x = 1,836,145.80

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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.