Home / 1,109,849.80-1,664,774.70-1,047,848.35

Finding the Fourth Proportional to 1,109,849.80, 1,664,774.70 and 1,047,848.35

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Solution

The fourth proportional to 1,109,849.80, 1,664,774.70 and 1,047,848.35 is: 1,571,772.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,849.80 : 1,664,774.70 = 1,047,848.35 : x
  2. Step 2: Convert to fraction form
    1,109,849.80/1,664,774.70 = 1,047,848.35/x
  3. Step 3: Cross multiply
    1,109,849.80x = 1,664,774.70 × 1,047,848.35
  4. Step 4: Simplify right side
    1,109,849.80x = 1,744,431,422,516.75
  5. Step 5: Solve for x
    x = 1,744,431,422,516.75/1,109,849.80
  6. Step 6: Final answer
    x = 1,571,772.53

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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.