Home / 1,503,855.35-2,255,916.13-424,377.44

Finding the Fourth Proportional to 1,503,855.35, 2,255,916.13 and 424,377.44

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Solution

The fourth proportional to 1,503,855.35, 2,255,916.13 and 424,377.44 is: 636,603.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,855.35 : 2,255,916.13 = 424,377.44 : x
  2. Step 2: Convert to fraction form
    1,503,855.35/2,255,916.13 = 424,377.44/x
  3. Step 3: Cross multiply
    1,503,855.35x = 2,255,916.13 × 424,377.44
  4. Step 4: Simplify right side
    1,503,855.35x = 957,359,911,992.41
  5. Step 5: Solve for x
    x = 957,359,911,992.41/1,503,855.35
  6. Step 6: Final answer
    x = 636,603.72

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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.