Home / 1,093,817.88-1,508,862.12-641,021.40

Finding the Fourth Proportional to 1,093,817.88, 1,508,862.12 and 641,021.40

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Solution

The fourth proportional to 1,093,817.88, 1,508,862.12 and 641,021.40 is: 884,254.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,817.88 : 1,508,862.12 = 641,021.40 : x
  2. Step 2: Convert to fraction form
    1,093,817.88/1,508,862.12 = 641,021.40/x
  3. Step 3: Cross multiply
    1,093,817.88x = 1,508,862.12 × 641,021.40
  4. Step 4: Simplify right side
    1,093,817.88x = 967,212,908,569.37
  5. Step 5: Solve for x
    x = 967,212,908,569.37/1,093,817.88
  6. Step 6: Final answer
    x = 884,254.07

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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.