Home / 1,598,439.72-2,385,999.51-1,396,656.12

Finding the Fourth Proportional to 1,598,439.72, 2,385,999.51 and 1,396,656.12

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Solution

The fourth proportional to 1,598,439.72, 2,385,999.51 and 1,396,656.12 is: 2,084,796.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598,439.72 : 2,385,999.51 = 1,396,656.12 : x
  2. Step 2: Convert to fraction form
    1,598,439.72/2,385,999.51 = 1,396,656.12/x
  3. Step 3: Cross multiply
    1,598,439.72x = 2,385,999.51 × 1,396,656.12
  4. Step 4: Simplify right side
    1,598,439.72x = 3,332,420,817,958.50
  5. Step 5: Solve for x
    x = 3,332,420,817,958.50/1,598,439.72
  6. Step 6: Final answer
    x = 2,084,796.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.