Home / 1,679,838.89-2,515,834.49-1,544,196.87

Finding the Fourth Proportional to 1,679,838.89, 2,515,834.49 and 1,544,196.87

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Solution

The fourth proportional to 1,679,838.89, 2,515,834.49 and 1,544,196.87 is: 2,312,688.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,838.89 : 2,515,834.49 = 1,544,196.87 : x
  2. Step 2: Convert to fraction form
    1,679,838.89/2,515,834.49 = 1,544,196.87/x
  3. Step 3: Cross multiply
    1,679,838.89x = 2,515,834.49 × 1,544,196.87
  4. Step 4: Simplify right side
    1,679,838.89x = 3,884,943,737,175.06
  5. Step 5: Solve for x
    x = 3,884,943,737,175.06/1,679,838.89
  6. Step 6: Final answer
    x = 2,312,688.30

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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.