Home / 1,618,509.40-2,233,597.08-883,507.30

Finding the Fourth Proportional to 1,618,509.40, 2,233,597.08 and 883,507.30

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Solution

The fourth proportional to 1,618,509.40, 2,233,597.08 and 883,507.30 is: 1,219,269.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,509.40 : 2,233,597.08 = 883,507.30 : x
  2. Step 2: Convert to fraction form
    1,618,509.40/2,233,597.08 = 883,507.30/x
  3. Step 3: Cross multiply
    1,618,509.40x = 2,233,597.08 × 883,507.30
  4. Step 4: Simplify right side
    1,618,509.40x = 1,973,399,325,438.68
  5. Step 5: Solve for x
    x = 1,973,399,325,438.68/1,618,509.40
  6. Step 6: Final answer
    x = 1,219,269.61

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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.