Home / 1,108,107.76-1,661,570.88-575,092.12

Finding the Fourth Proportional to 1,108,107.76, 1,661,570.88 and 575,092.12

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Solution

The fourth proportional to 1,108,107.76, 1,661,570.88 and 575,092.12 is: 862,331.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,107.76 : 1,661,570.88 = 575,092.12 : x
  2. Step 2: Convert to fraction form
    1,108,107.76/1,661,570.88 = 575,092.12/x
  3. Step 3: Cross multiply
    1,108,107.76x = 1,661,570.88 × 575,092.12
  4. Step 4: Simplify right side
    1,108,107.76x = 955,556,319,909.47
  5. Step 5: Solve for x
    x = 955,556,319,909.47/1,108,107.76
  6. Step 6: Final answer
    x = 862,331.58

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1.5x scale

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.