Home / 3,513,943.57-4,839,184.81-3,294,978.40

Finding the Fourth Proportional to 3,513,943.57, 4,839,184.81 and 3,294,978.40

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Solution

The fourth proportional to 3,513,943.57, 4,839,184.81 and 3,294,978.40 is: 4,537,639.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513,943.57 : 4,839,184.81 = 3,294,978.40 : x
  2. Step 2: Convert to fraction form
    3,513,943.57/4,839,184.81 = 3,294,978.40/x
  3. Step 3: Cross multiply
    3,513,943.57x = 4,839,184.81 × 3,294,978.40
  4. Step 4: Simplify right side
    3,513,943.57x = 15,945,009,400,871.33
  5. Step 5: Solve for x
    x = 15,945,009,400,871.33/3,513,943.57
  6. Step 6: Final answer
    x = 4,537,639.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.