Home / 3,309,091.55-4,963,923.22-912,936.18

Finding the Fourth Proportional to 3,309,091.55, 4,963,923.22 and 912,936.18

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Solution

The fourth proportional to 3,309,091.55, 4,963,923.22 and 912,936.18 is: 1,369,483.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309,091.55 : 4,963,923.22 = 912,936.18 : x
  2. Step 2: Convert to fraction form
    3,309,091.55/4,963,923.22 = 912,936.18/x
  3. Step 3: Cross multiply
    3,309,091.55x = 4,963,923.22 × 912,936.18
  4. Step 4: Simplify right side
    3,309,091.55x = 4,531,745,102,280.10
  5. Step 5: Solve for x
    x = 4,531,745,102,280.10/3,309,091.55
  6. Step 6: Final answer
    x = 1,369,483.15

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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.