Home / 3,136,604.40-4,698,685.80-1,870,671.60

Finding the Fourth Proportional to 3,136,604.40, 4,698,685.80 and 1,870,671.60

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Solution

The fourth proportional to 3,136,604.40, 4,698,685.80 and 1,870,671.60 is: 2,802,297.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,604.40 : 4,698,685.80 = 1,870,671.60 : x
  2. Step 2: Convert to fraction form
    3,136,604.40/4,698,685.80 = 1,870,671.60/x
  3. Step 3: Cross multiply
    3,136,604.40x = 4,698,685.80 × 1,870,671.60
  4. Step 4: Simplify right side
    3,136,604.40x = 8,789,698,083,383.28
  5. Step 5: Solve for x
    x = 8,789,698,083,383.28/3,136,604.40
  6. Step 6: Final answer
    x = 2,802,297.31

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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.