Home / 1,585,230.74-2,376,446.42-1,212,915.86

Finding the Fourth Proportional to 1,585,230.74, 2,376,446.42 and 1,212,915.86

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Solution

The fourth proportional to 1,585,230.74, 2,376,446.42 and 1,212,915.86 is: 1,818,302.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,230.74 : 2,376,446.42 = 1,212,915.86 : x
  2. Step 2: Convert to fraction form
    1,585,230.74/2,376,446.42 = 1,212,915.86/x
  3. Step 3: Cross multiply
    1,585,230.74x = 2,376,446.42 × 1,212,915.86
  4. Step 4: Simplify right side
    1,585,230.74x = 2,882,429,535,311.41
  5. Step 5: Solve for x
    x = 2,882,429,535,311.41/1,585,230.74
  6. Step 6: Final answer
    x = 1,818,302.83

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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.