Home / 5,981,630.90-8,974,328.53-2,140,834.82

Finding the Fourth Proportional to 5,981,630.90, 8,974,328.53 and 2,140,834.82

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Solution

The fourth proportional to 5,981,630.90, 8,974,328.53 and 2,140,834.82 is: 3,211,925.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,981,630.90 : 8,974,328.53 = 2,140,834.82 : x
  2. Step 2: Convert to fraction form
    5,981,630.90/8,974,328.53 = 2,140,834.82/x
  3. Step 3: Cross multiply
    5,981,630.90x = 8,974,328.53 × 2,140,834.82
  4. Step 4: Simplify right side
    5,981,630.90x = 19,212,555,020,034.95
  5. Step 5: Solve for x
    x = 19,212,555,020,034.95/5,981,630.90
  6. Step 6: Final answer
    x = 3,211,925.87

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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.