Home / 1,782,542.57-2,460,223.23-1,057,789.91

Finding the Fourth Proportional to 1,782,542.57, 2,460,223.23 and 1,057,789.91

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Solution

The fourth proportional to 1,782,542.57, 2,460,223.23 and 1,057,789.91 is: 1,459,936.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,542.57 : 2,460,223.23 = 1,057,789.91 : x
  2. Step 2: Convert to fraction form
    1,782,542.57/2,460,223.23 = 1,057,789.91/x
  3. Step 3: Cross multiply
    1,782,542.57x = 2,460,223.23 × 1,057,789.91
  4. Step 4: Simplify right side
    1,782,542.57x = 2,602,399,296,740.49
  5. Step 5: Solve for x
    x = 2,602,399,296,740.49/1,782,542.57
  6. Step 6: Final answer
    x = 1,459,936.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.