Home / 3,880,815.05-5,316,735.59-3,735,363.06

Finding the Fourth Proportional to 3,880,815.05, 5,316,735.59 and 3,735,363.06

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Solution

The fourth proportional to 3,880,815.05, 5,316,735.59 and 3,735,363.06 is: 5,117,465.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,880,815.05 : 5,316,735.59 = 3,735,363.06 : x
  2. Step 2: Convert to fraction form
    3,880,815.05/5,316,735.59 = 3,735,363.06/x
  3. Step 3: Cross multiply
    3,880,815.05x = 5,316,735.59 × 3,735,363.06
  4. Step 4: Simplify right side
    3,880,815.05x = 19,859,937,703,996.49
  5. Step 5: Solve for x
    x = 19,859,937,703,996.49/3,880,815.05
  6. Step 6: Final answer
    x = 5,117,465.65

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.