Home / 2,131,307.61-3,194,205.75-1,594,617.81

Finding the Fourth Proportional to 2,131,307.61, 3,194,205.75 and 1,594,617.81

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Solution

The fourth proportional to 2,131,307.61, 3,194,205.75 and 1,594,617.81 is: 2,389,864.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,307.61 : 3,194,205.75 = 1,594,617.81 : x
  2. Step 2: Convert to fraction form
    2,131,307.61/3,194,205.75 = 1,594,617.81/x
  3. Step 3: Cross multiply
    2,131,307.61x = 3,194,205.75 × 1,594,617.81
  4. Step 4: Simplify right side
    2,131,307.61x = 5,093,537,377,754.41
  5. Step 5: Solve for x
    x = 5,093,537,377,754.41/2,131,307.61
  6. Step 6: Final answer
    x = 2,389,864.96

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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.