Home / 3,880,812.79-5,316,732.49-3,735,360.80

Finding the Fourth Proportional to 3,880,812.79, 5,316,732.49 and 3,735,360.80

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Solution

The fourth proportional to 3,880,812.79, 5,316,732.49 and 3,735,360.80 is: 5,117,462.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,880,812.79 : 5,316,732.49 = 3,735,360.80 : x
  2. Step 2: Convert to fraction form
    3,880,812.79/5,316,732.49 = 3,735,360.80/x
  3. Step 3: Cross multiply
    3,880,812.79x = 5,316,732.49 × 3,735,360.80
  4. Step 4: Simplify right side
    3,880,812.79x = 19,859,914,148,561.32
  5. Step 5: Solve for x
    x = 19,859,914,148,561.32/3,880,812.79
  6. Step 6: Final answer
    x = 5,117,462.56

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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.