Home / 1,224,045.48-1,839,168.14-774,977.48

Finding the Fourth Proportional to 1,224,045.48, 1,839,168.14 and 774,977.48

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Solution

The fourth proportional to 1,224,045.48, 1,839,168.14 and 774,977.48 is: 1,164,428.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,045.48 : 1,839,168.14 = 774,977.48 : x
  2. Step 2: Convert to fraction form
    1,224,045.48/1,839,168.14 = 774,977.48/x
  3. Step 3: Cross multiply
    1,224,045.48x = 1,839,168.14 × 774,977.48
  4. Step 4: Simplify right side
    1,224,045.48x = 1,425,313,890,433.49
  5. Step 5: Solve for x
    x = 1,425,313,890,433.49/1,224,045.48
  6. Step 6: Final answer
    x = 1,164,428.87

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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.