Home / 1,108,743.85-1,662,400.73-434,893.27

Finding the Fourth Proportional to 1,108,743.85, 1,662,400.73 and 434,893.27

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Solution

The fourth proportional to 1,108,743.85, 1,662,400.73 and 434,893.27 is: 652,059.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,743.85 : 1,662,400.73 = 434,893.27 : x
  2. Step 2: Convert to fraction form
    1,108,743.85/1,662,400.73 = 434,893.27/x
  3. Step 3: Cross multiply
    1,108,743.85x = 1,662,400.73 × 434,893.27
  4. Step 4: Simplify right side
    1,108,743.85x = 722,966,894,243.82
  5. Step 5: Solve for x
    x = 722,966,894,243.82/1,108,743.85
  6. Step 6: Final answer
    x = 652,059.44

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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.