Home / 1,275,790.66-1,913,021.54-601,690.97

Finding the Fourth Proportional to 1,275,790.66, 1,913,021.54 and 601,690.97

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Solution

The fourth proportional to 1,275,790.66, 1,913,021.54 and 601,690.97 is: 902,223.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,790.66 : 1,913,021.54 = 601,690.97 : x
  2. Step 2: Convert to fraction form
    1,275,790.66/1,913,021.54 = 601,690.97/x
  3. Step 3: Cross multiply
    1,275,790.66x = 1,913,021.54 × 601,690.97
  4. Step 4: Simplify right side
    1,275,790.66x = 1,151,047,790,335.27
  5. Step 5: Solve for x
    x = 1,151,047,790,335.27/1,275,790.66
  6. Step 6: Final answer
    x = 902,223.09

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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.