Home / 1,109,848.80-1,664,773.20-1,047,847.35

Finding the Fourth Proportional to 1,109,848.80, 1,664,773.20 and 1,047,847.35

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Solution

The fourth proportional to 1,109,848.80, 1,664,773.20 and 1,047,847.35 is: 1,571,771.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,848.80 : 1,664,773.20 = 1,047,847.35 : x
  2. Step 2: Convert to fraction form
    1,109,848.80/1,664,773.20 = 1,047,847.35/x
  3. Step 3: Cross multiply
    1,109,848.80x = 1,664,773.20 × 1,047,847.35
  4. Step 4: Simplify right side
    1,109,848.80x = 1,744,428,185,971.02
  5. Step 5: Solve for x
    x = 1,744,428,185,971.02/1,109,848.80
  6. Step 6: Final answer
    x = 1,571,771.03

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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.