Home / 2,197,117.95-3,294,472.83-680,379.81

Finding the Fourth Proportional to 2,197,117.95, 3,294,472.83 and 680,379.81

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Solution

The fourth proportional to 2,197,117.95, 3,294,472.83 and 680,379.81 is: 1,020,196.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,117.95 : 3,294,472.83 = 680,379.81 : x
  2. Step 2: Convert to fraction form
    2,197,117.95/3,294,472.83 = 680,379.81/x
  3. Step 3: Cross multiply
    2,197,117.95x = 3,294,472.83 × 680,379.81
  4. Step 4: Simplify right side
    2,197,117.95x = 2,241,492,798,125.56
  5. Step 5: Solve for x
    x = 2,241,492,798,125.56/2,197,117.95
  6. Step 6: Final answer
    x = 1,020,196.84

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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.