Home / 1,342,605.48-2,013,913.50-543,902.12

Finding the Fourth Proportional to 1,342,605.48, 2,013,913.50 and 543,902.12

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Solution

The fourth proportional to 1,342,605.48, 2,013,913.50 and 543,902.12 is: 815,855.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,605.48 : 2,013,913.50 = 543,902.12 : x
  2. Step 2: Convert to fraction form
    1,342,605.48/2,013,913.50 = 543,902.12/x
  3. Step 3: Cross multiply
    1,342,605.48x = 2,013,913.50 × 543,902.12
  4. Step 4: Simplify right side
    1,342,605.48x = 1,095,371,822,146.62
  5. Step 5: Solve for x
    x = 1,095,371,822,146.62/1,342,605.48
  6. Step 6: Final answer
    x = 815,855.32

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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.