Home / 1,205,871.84-1,808,185.68-495,767.52

Finding the Fourth Proportional to 1,205,871.84, 1,808,185.68 and 495,767.52

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Solution

The fourth proportional to 1,205,871.84, 1,808,185.68 and 495,767.52 is: 743,395.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,871.84 : 1,808,185.68 = 495,767.52 : x
  2. Step 2: Convert to fraction form
    1,205,871.84/1,808,185.68 = 495,767.52/x
  3. Step 3: Cross multiply
    1,205,871.84x = 1,808,185.68 × 495,767.52
  4. Step 4: Simplify right side
    1,205,871.84x = 896,439,730,273.11
  5. Step 5: Solve for x
    x = 896,439,730,273.11/1,205,871.84
  6. Step 6: Final answer
    x = 743,395.53

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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.