Home / 1,781,622.90-2,673,020.79-1,184,931.54

Finding the Fourth Proportional to 1,781,622.90, 2,673,020.79 and 1,184,931.54

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Solution

The fourth proportional to 1,781,622.90, 2,673,020.79 and 1,184,931.54 is: 1,777,787.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,622.90 : 2,673,020.79 = 1,184,931.54 : x
  2. Step 2: Convert to fraction form
    1,781,622.90/2,673,020.79 = 1,184,931.54/x
  3. Step 3: Cross multiply
    1,781,622.90x = 2,673,020.79 × 1,184,931.54
  4. Step 4: Simplify right side
    1,781,622.90x = 3,167,346,641,146.72
  5. Step 5: Solve for x
    x = 3,167,346,641,146.72/1,781,622.90
  6. Step 6: Final answer
    x = 1,777,787.34

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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.