Home / 1,117,434-1,541,790-658,566.84

Finding the Fourth Proportional to 1,117,434, 1,541,790 and 658,566.84

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Solution

The fourth proportional to 1,117,434, 1,541,790 and 658,566.84 is: 908,663.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,434 : 1,541,790 = 658,566.84 : x
  2. Step 2: Convert to fraction form
    1,117,434/1,541,790 = 658,566.84/x
  3. Step 3: Cross multiply
    1,117,434x = 1,541,790 × 658,566.84
  4. Step 4: Simplify right side
    1,117,434x = 1,015,371,768,243.60
  5. Step 5: Solve for x
    x = 1,015,371,768,243.60/1,117,434
  6. Step 6: Final answer
    x = 908,663.75

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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.