Home / 1,091,793.07-1,638,609.77-461,159.47

Finding the Fourth Proportional to 1,091,793.07, 1,638,609.77 and 461,159.47

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Solution

The fourth proportional to 1,091,793.07, 1,638,609.77 and 461,159.47 is: 692,127.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,793.07 : 1,638,609.77 = 461,159.47 : x
  2. Step 2: Convert to fraction form
    1,091,793.07/1,638,609.77 = 461,159.47/x
  3. Step 3: Cross multiply
    1,091,793.07x = 1,638,609.77 × 461,159.47
  4. Step 4: Simplify right side
    1,091,793.07x = 755,660,413,070.02
  5. Step 5: Solve for x
    x = 755,660,413,070.02/1,091,793.07
  6. Step 6: Final answer
    x = 692,127.87

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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.