Home / 2,807,643.80-3,874,725.61-1,583,502.68

Finding the Fourth Proportional to 2,807,643.80, 3,874,725.61 and 1,583,502.68

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Solution

The fourth proportional to 2,807,643.80, 3,874,725.61 and 1,583,502.68 is: 2,185,333.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807,643.80 : 3,874,725.61 = 1,583,502.68 : x
  2. Step 2: Convert to fraction form
    2,807,643.80/3,874,725.61 = 1,583,502.68/x
  3. Step 3: Cross multiply
    2,807,643.80x = 3,874,725.61 × 1,583,502.68
  4. Step 4: Simplify right side
    2,807,643.80x = 6,135,638,393,427.69
  5. Step 5: Solve for x
    x = 6,135,638,393,427.69/2,807,643.80
  6. Step 6: Final answer
    x = 2,185,333.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.