Home / 1,129,051.34-1,558,092.56-612,805.42

Finding the Fourth Proportional to 1,129,051.34, 1,558,092.56 and 612,805.42

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Solution

The fourth proportional to 1,129,051.34, 1,558,092.56 and 612,805.42 is: 845,672.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,051.34 : 1,558,092.56 = 612,805.42 : x
  2. Step 2: Convert to fraction form
    1,129,051.34/1,558,092.56 = 612,805.42/x
  3. Step 3: Cross multiply
    1,129,051.34x = 1,558,092.56 × 612,805.42
  4. Step 4: Simplify right side
    1,129,051.34x = 954,807,565,629.68
  5. Step 5: Solve for x
    x = 954,807,565,629.68/1,129,051.34
  6. Step 6: Final answer
    x = 845,672.41

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1.5x scale

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.