Home / 1,277,949.16-1,916,204.46-424,563.94

Finding the Fourth Proportional to 1,277,949.16, 1,916,204.46 and 424,563.94

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Solution

The fourth proportional to 1,277,949.16, 1,916,204.46 and 424,563.94 is: 636,606.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,949.16 : 1,916,204.46 = 424,563.94 : x
  2. Step 2: Convert to fraction form
    1,277,949.16/1,916,204.46 = 424,563.94/x
  3. Step 3: Cross multiply
    1,277,949.16x = 1,916,204.46 × 424,563.94
  4. Step 4: Simplify right side
    1,277,949.16x = 813,551,315,383.17
  5. Step 5: Solve for x
    x = 813,551,315,383.17/1,277,949.16
  6. Step 6: Final answer
    x = 636,606.95

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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.