Home / 1,217,768.66-1,680,524.02-673,941.95

Finding the Fourth Proportional to 1,217,768.66, 1,680,524.02 and 673,941.95

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Solution

The fourth proportional to 1,217,768.66, 1,680,524.02 and 673,941.95 is: 930,041.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,768.66 : 1,680,524.02 = 673,941.95 : x
  2. Step 2: Convert to fraction form
    1,217,768.66/1,680,524.02 = 673,941.95/x
  3. Step 3: Cross multiply
    1,217,768.66x = 1,680,524.02 × 673,941.95
  4. Step 4: Simplify right side
    1,217,768.66x = 1,132,575,631,690.93
  5. Step 5: Solve for x
    x = 1,132,575,631,690.93/1,217,768.66
  6. Step 6: Final answer
    x = 930,041.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.