Home / 2,813,542.66-4,220,319.27-683,628.58

Finding the Fourth Proportional to 2,813,542.66, 4,220,319.27 and 683,628.58

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Solution

The fourth proportional to 2,813,542.66, 4,220,319.27 and 683,628.58 is: 1,025,444.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,813,542.66 : 4,220,319.27 = 683,628.58 : x
  2. Step 2: Convert to fraction form
    2,813,542.66/4,220,319.27 = 683,628.58/x
  3. Step 3: Cross multiply
    2,813,542.66x = 4,220,319.27 × 683,628.58
  4. Step 4: Simplify right side
    2,813,542.66x = 2,885,130,869,696.74
  5. Step 5: Solve for x
    x = 2,885,130,869,696.74/2,813,542.66
  6. Step 6: Final answer
    x = 1,025,444.15

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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.